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Oncology    Dead Man’s party


 Biology of abnormal cells
Cancer grading and stages
     Cancer statistics
 Chemotherapeutic agents
   Radiation treatments
Bone Marrow and Stem Cell
        transplants
    Onco-gene therapy
Oncology Objectives
• 1. Identify the different phases of cancer cell
      replication.
• 2. Compare the features of a benign versus
  malignant tumor
• 3. Recognize the TNM stage and grading
  system of cancer tumors.
• 4. Discuss the role of oncogenes and
  suppressor genes in cancer development.
• 5. Identify behaviors with corresponding
  primary and secondary nursing prevention
  for risks of cancer development
• 6. Recognize the different classes of
  chemotherapies.
• 7. Create appropriate nursing interventions
  for a case study of a patient with cancer.
Oncology Objectives
• 8. Identify appropriate testing for cancer
  patients.
• 9. Recognize signs and symptoms of
  chemotherapy side effects.
• 10. Recognize signs and symptoms of radiation
      therapy.
• 11. Prioritize nursing interventions for a patient
      with neutropenia.
• 12. Prioritize nursing interventions for a patient
      with thrombocytopenia.
• 13. Prioritize nursing interventions for a patient
      receiving bone marrow or stem cell
  transplant.
Oncology Objectives
• 14. List 4 risk factors for the development of
  leukemia.
• 15.Compare Leukemia and Lymphoma
  pathophysiology,        etiology and clinical
  manifestations.
Cellular Review

• Evolve 3D Cellular Differentiation
  on web site
Oncology
• Biology of abnormal cancer cells
• They have continuous or inappropriate,
  usually faster growth or larger growth
  patterns
• They have no specific morphology and
  often do not resemble their parent cells
  = anaplastic
• They do not respond to signals for
  apoptosis = programmed cell death
Oncology
• Biology of abnormal cancer cells
• Have a large nuclear – cytoplasmic
  ratio; the nucleus may occupy most of
  the cell area
• They lose some or all of their normal
  cell functions
• They do not make fibronectin, and
  thus cannot connect easily and break
  off easily
Oncology
• Biology of abnormal cancer cells
• They are able to migrate throughout the
  body = metastasis
• They invade other tissues and types of
  cells.
• They are not controlled by contact
• They have more or less chromosomes
  than the parent cells = aneuploid
  or a mutation of the genes
Oncology
• Cancer development
• Initiation – there are many
  theories as to when the genes in
  the cells are damaged, maybe in
  utero, from physical or chemical
  exposure, latent oncogenes,
  viruses, or a lack of suppressor
  genes from our parents, and at
  this point the cell is not dividing.
Oncology
• Skin cells
Oncology
• Cancer development
• Promotion - the stage when the
  abnormal cell starts to divide, may
  be stimulated by environmental
  changes, hormones, drugs, or
  irritants
Oncology
• Cancer development
• Progression – the phase when
  the abnormal cells have continued
  to grow into a Primary tumor, may
  produce angiogenesis factors
  which supply blood and vascular
  nourishment to the tumor. The
  tumor may have subcolonies of
  cells with different genes and
  features
Oncology
• Cancer development
• Metastasis
  the movement of cancer cells into
  other organs of the body, thus
  creating new tumor sites.
Oncology
• Cancer grading and staging
• Cancer is graded upon the resemblance to
  normal cells = G
(The higher the number, the worse the grade of
  cancer) i.e. G1, G2, G3, G4

•   Staging is based upon
•   the presence of a primary tumor = T
•   involvement in lymph nodes = N
•   and appearance of metastasis = M
•   Numbers of the stage range from
    x = none to 3 or 4 for each letter
Oncology
• Is this a high grade or low grade
  cancer?
• Case study
   Julie has a breast lump in her right
  breast, and has also found one in her
  right armpit. Biopsy and lumpectomy
  were performed. The tumor was
  graded G3, T2, N2, M1.
Is this a high grade or low
        grade cancer?
1. High
2. Low




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Oncology
• Julie opted to have a lymphectomy
  of her right arm lymph nodes, and
  started radiation treatment right
  away. Her doctor also suggested
  that she start Adriamycin IV
  chemotherapy to get any cells that
  the radiation might miss.
Oncology
• Cancer Risks
• #1 = advancing age
• #2 = smoking tobacco
• Hormones – Prempro caused a
  substantial increase in breast cancer on
  the HERS trial
• Genetic inheritance of oncogenes and
  autoimmune diseases
• Environmental exposure
• Excessive intake of dietary fats
Oncology
• Cancer risks
• High alcohol consumption
• Low dietary vegetables and fiber
  (sources of antioxidants)
• Previous Viral infections:
  Hepatitis B or C
  Herpes viruses
  Papilloma viruses (HPV)
  Retrovirus HTLV –I
Oncology
• Types of cancer cells are named for
  their site of origin:
• Adenocarcinoma
• Carcinoma in situ (CIS)
• Squamous
• Basal cell
• Astrocytomas
• Melanomas
• Sarcomas
• Lymphomas
Oncology
• Symptoms of Cancer
• Cachexia – weight loss,unexplained
• Anorexia
• Anemia
• Impaired immune response
• Pain – when the cancer is large enough
  to compress nerves or organs
• Lymphadema – when the tumor blocks
  lymph or circulatory flow
• Motor or sensory deficits
Oncology
• The 60 year old client with small cell lung cancer
  is concerned that his grown children also might
  develop the disease. What is the nurses best
  response?
   – A. “This disease is a random event
      and there is no way to prevent it.”
   – B. “Because this disease is inherited as a
      dominant trait, your children have a 50% risk
      for developing it.”
   – C. “Cigarette smoking is the main cause of this
      disease, and helping your children not to
      smoke will decrease their risk.”
   – D. “ Lung cancer can be avoided by decreasing
      dietary intake of fats and increasing the
      amount of regular aerobic exercise.”
Oncology
• Cancer statistics
• The top four cancers found in the
  United States are:
• Lung
• Breast
                          C
• Prostate
• Colorectal
Oncology
• Cancer statistics
• Prostate cancer is the most
  common site of cancer and the 2nd
  most common cause of cancer
  death in the United States
• The first cause of death in males is
  Lung Cancer
Oncology
Oncology
• Cancer statistics
• Lung cancer has annual
  new cases (incidence)
  of 173,770 people
  per year: 93,110 males and
  80,660 females
• Annual mortality: 160,440 per
  year consisting of 92,000 males
  and
  68,510 females
Oncology
• Cancer statistics
• 28% of all cancer deaths are due to
  lung cancer

• This is the leading cause of cancer
  death in both men and women

• There are more deaths from lung
  cancer than prostate, breast, and
  colorectal cancers combined
Oncology
• Cancer statistics
• Risks for lung cancer:
• Smoking (75-80% of cases)
• Occupational exposure
• Nutrition/Diet
• Genetic factors
Oncology
• Cancer statistics

• Prostate cancer is number two cause of
  cancer in men

• Breast Cancer is number two cause of
  cancer in women

• Most common non-malignant or non-
  fatal cancer is non-melanoma type skin
  cancers
Oncology
• The client says that she has heard that the
  origin of most cancers is “genetic”. What is
  the nurse’s best response?
  – A. “The development of most cancers is
        predetermined and not affected by
       environmental factors.”
  – B. “Cancers arise in cells that have been
        damaged,which may be in the genes”.
  – C. “ The majority of cancers are inherited”
  – D. “Cancer is more common among males than
                     females.”
Oncology
• Lab tests for cancer
• Ultrasounds to determine size
• CT scan with contrast– the golden
  standard
• Genetic markers – BRCA 1 and BRCA 2
• Tumor markers:
     CEA – general carcinogenic antigen
     PSA – prostate antigen
     CA-125 – ovarian
     CA-25,27 – breast
     HER 2 NEU – breast tissue needed
Oncology
• Lab tests for cancer
• Liver function tests
• CBC with diff
• Renal function tests
• PET scan – looks for metastasis
  using a radioactive glucose
  solution
• PT, PTT, Fibrinogen, Fibrin levels
Oncology
• Lab tests for cancer
• Pathology slide of tumor:
(Should be kept for a period of years)

• Determines type of tumor
• Source of tumor
• Aggression of tumor – whether fast
  growing, differentiated, or non-
  differentiated
• Used to determine tumor growth
  factors and susceptibility to certain
  chemotherapies
Oncology
• Chemotherapy
• Prevention chemotherapy – for
  high risk patients, precancerous
  lesions, or history of cancer
• Antioxidants, vitamins
• Aldara cream 3x weekly for
  precancerous skin lesions
• Aspirin
• Protease inhibitors
Oncology
• Chemotherapy             - typically
  started after surgical dissection of
  tumor, unless the tumor is non-
  operative
• Usually given by a long term venous
  access device, i.e. PICC line, implanted
  ports, or direct catheratization to the
  tumor.
• Chemotherapy is usually potent and
  horribly scarring on normal veins
Oncology
• Chemotherapy
• Biochemotherapy – used as in-patient
  or outpatient settings for cancer, MS, and
  viral treatments:

   Alpha interferon – (IFN)- Alpha 2a,
   Roferon, Intron-A-
   used for leukemias, AIDS, Hep-C
   Beta interferon – Beta 1b
 – used for renal carcinoma,
 melanoma, AIDS, MS, Hepatitis A, B
Oncology
• Chemotherapy/Biochemotherapy
• Interleukin I (IL-1)
• Interleukin 2 (IL-2), Proleukin–
  stimulates growth of T-cells and NK
  cytotoxic cells
• – used investigationally for melanoma
  in Stage II to Stage IV cases on a
  monthly basis with a 80% non-
  recurrence rate
Oncology
• Chemotherapy/Biochemotherapy
• Tumor necrosis factor (TNF) –
  selectively targets abnormal cells, in
  nature is produced by NK cells
Oncology
• Chemotherapy/Biochemotherapy
• Vaccines
  HPV vaccine for cervical cancer
  Melanoma vaccine - for stage II only
  at this time, or malignant melanoma
Oncology
• Chemotherapy/Biochemotherapy
  Monoclonal antibodies – used for
  treatment of cancer, rheumatoid
  arthritis, transplants, and other
  autoimmune diseases. Can be used to
  stimulate immune response or suppress
  it.
  Rituximab – Treatment of CD20 –
  positive non-Hodgkins B-cell lymphoma
  Gentuzumab – treatment of CD33
  positive AML in first relapse in patients
  who are not candidates for reg. chemo.
Oncology
• Chemotherapy/Biochemotherapy
  Monoclonal antibodies
• Adalimumab – Humira
  –new treatment for severe rheumatoid
  arthritis, given s.q every other week
• Alemtuzumab – Campath
  - treatment of B-cell lymphoma who
  have failed traditional chemotherapy
  with fludarabine
• Basilixamab – Simulect
  - immunosuppressive monoclonal
  antibody for renal transplants
Oncology
•   Chemotherapy – Alkylating agents
•   Bisulfan                oral
•   Carboplatin (CBDCA)     IV
•   Chlorambucil (leukeran) oral
•   Cisplatin               IV
•   Cyclophosphamide(Cytoxan) IV or PO
•   Melphalan (Alkeran)     oral
•   Ifosfamide              IV
•   Thiotepa                IV or PO
Oncology
• Chemotherapy/ Antibiotics
  given IV as chemotherapy
• Adriamycin (Doxirubicin)
• Bleomycin
• Dactinomycin
• Daunorubicin (actinomycin D)
• Idarubicin (idomycin)
• Mitomycin C
• Mithramycin
Oncology
•   Chemotherapy – anti-metabolites
•   Cytorubine (Cytosar)        IV
•   Floxuridine (FUDR)     IA or SQ
•   Flourourcil (5FU)           IV
•   Fludara                     IV
•   Hydroxyurea            PO or IV
•   Methotrexate           IV or IM
•   6MP                         PO
•   IRESSA                      PO
•   Xeloda                      PO
Oncology
•   Chemotherapy- Hormones
•   Progestins – uterine cancer
•   Estrogens
•   Testosterone - myelodysplasias
•   Anti-hormones – block hormonal
    activity in hormone sensitive cancers:
•   Leupron
•   Eulexin
•   Tamoxifen/Nolvadex
•   Arimedex/Arista
Oncology
•   Chemotherapy – Plant alkaloids
•   Vinblastine (Velban)         IV
•   Vincristine (Oncovin)        IV
•   Vindesine                    IV
•   Eldisine                     IV

• The first doses of this are usually given
  in a hospital setting, are vesicants, and
  neurotoxic. Nurses must wear
  protective gear!
Which of the following are appropriate
 protective gear for the nurse when hanging
               chemotherapy?
1. Splash goggles
2. Latex gloves
3. Rubber gloves
4. Paper gown
5. Special
   biohazard bags
   for disposal                       0%   0%   0%   0%   0%   0%



6. Lead apron

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Oncology
• Chemotherapy –Antimitotics
•   Dacarbazine (DTIC – Dome)          IV
•   Leukovorin                  PO or IV
•   Paclitaxol (Taxol)                 IV
•   Topotecan                          IV
•   Gemzar                             IV
•   Docetaxol                          IV
•   Camptothecan (CPT-11)              IV
•   Taxotere (Ormaplatin)              IV
Oncology
•   Side effects of Chemotherapy
•   Alopecia
•   Fatigue
•   Anemia
•   Leukopenia
•   Thrombocytopenia
•   Always – Nausea,Vomiting, Diarrhea
•   Neurotoxicity & neuropathies
•   Capillary leakage
•   Headaches
•   Fluid and electrolyte imbalances
Oncology
•   Side effects of Chemotherapy
•   Anorexia – change in taste buds
•   Back aches
•   Joint aches
•   Blood clots
•   Oral mucositis – (reduced significantly
    by L-glutamine amino acids orally)
•   Supra opportunistic infections
•   Septic DIC
•   Tumor lysis syndrome
•   Edema or pulmonary edema
Oncology
• Chemotherapy Nursing Interventions
• Evaluate and assess sites of chronic
  chemotherapy, ports, veins, skin area
• Accurate I & O’s
• Monitor for fluid overload or dehydration
• Monitor lab electrolytes before and after
  infusion
• Monitor BUN and Creatinine
• Monitor CBC with differential during the
  time of Nadir
• Monitor PT, PTT
Oncology
• Cancer Nursing Interventions
• Nutritional assessment and weights
• Dentition – oral checks
• Monitor for signs of suprainfection, low
  grade temperatures, rash, etc…
• Vital signs before, during, and after
  treatments
• Assess bowel status
• Assess pain level
Oncology
• Cancer Nursing Interventions
• Educate patients and family members:
•  side effects of treatments, meds
•  care of port and IV sites
•  oral hygiene
•  symptoms to report, i.e. shortness of
  breath or signs of infection
• Increase fluid intake, suck on hard candies
  to reduce chemotherapy metallic tastes
Oncology
• Nursing Diagnoses
• Disturbance in self esteem, body image
• Altered nutrition, less than body
  requirements
• Risk for fluid volume excess or deficit
• Impaired skin integrity
• Pain, chronic
• Decreased cardiac output
• Self-care deficit
• Sexual dysfunction
Oncology
• Nursing Diagnoses
•   Alteration in tissue perfusion
•   Knowledge deficit
•   Risk for injury
•   Impaired physical mobility
•   Sensory perception alterations
•   Alterations in bowel patterns
•   Alterations in mucous membranes
•   Anxiety and Fear
Oncology
• Nursing Diagnoses
•   Depression
•   Grief
•   Respiratory compromise
•   Ineffective coping
•   Spiritual distress
•   Impaired social interactions
•   Sleep pattern disturbance
•   Altered family roles
Oncology
• Pharmacological interventions
• Megace, Marinol – for appetite
  stimulation
• Premedications for nausea, vomiting,
  edema, headaches: usually on the
  protocol for chemo
  Antiemetics;
  Zofran – 24 hour control
  Tigan, Kytril, ativan, anzamet,
  Compazine, benadryl, reglan
  Corticosteroids
Oncology
•   Pharmacological interventions
•   Analgesics
•   IV electrolytes and fluid replacement
•   Stool softeners to counteract
    constipation from opioids
•   GSF for WBC’s
•   Epogen/Procrit for anemia
•   Leukine/Prokine for leukopenia
•   Neupogen for neutrophilia
•   Neumega for thrombocytopenia
•   Diuretics for edema
Oncology
• Non-Pharmacological interventions
  – Massage
  – Reflexology
  – Accupuncture
  – Musical therapy
  – Prayer
  – Meditation
  – Diversional acitivities
  – Dietary counselling
Oncology
• Radiation therapy
• All types of cells are injured or
  destroyed by concentrated
  radiation. Rapidly dividing cells
  are the most sensitive.
Oncology
• Radiation therapy
• Types :
Gamma knife
Local beam treatment
Local seeding
ARC – stereotactic
Radioimmunotherapy
Fractionation
Total body irradiation
Particle beam therapy, i.e.
  proton or neutron therapy
Oncology
• Radiation therapy side effects
• Side effects depend on the amount
  and area being irradiated
•   Fatigue
•   Nausea and vomiting
•   Mild anemia
•   Leukopenia
•   Diarrhea
•   Pain
Oncology
• Radiation therapy side effects:
•   Erythema/burns
•   Fatigue
•   Pneumonitis
•   Esophagitis
•   Dysphasia

• (Please educate your patients on
these as doctors are notoriously
bad at pre-educating their patients).
What side effects of radiation therapy would you
  expect to see in a 48-year-old woman with breast
                       cancer?

1. Debilitating
   fatigue
2. Mucositis
3. hair loss
4. nausea and                                   0%      0%        0%             0%
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What are some of the educational
 issues for patients receiving radiation
 treatment
1. Burns
2. Anemia
3. Skin care
4. Diet
5. All of the above
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Oncology
• Nursing interventions for radiation
  TX
• Assess incidence and severity of side
  effects
• Maximize radiation protection, all
  wastes will be radioactive if isotopes are
  injected
• Shielding for staff
Oncology
• Malignant Lymphomas – 2 types
• Hodgkin's Lymphoma – most common
  cancer in 10 to 20 year olds (young
  adults). Associated with an inflammatory
  process related to +EBV/mono infection.
• Diagnosis: Classic Reed-Steinberg cell
  with two mirrored nuclei, CT scan
• Symptoms: Extreme fatigue, enlarged
  lymph nodes that are painless. May
  progress to weight loss fevers, night
  sweats
Oncology
• Malignant Lymphomas – 2 types
• Hodgkin's Lymphoma
• Treatment – combined radiation
  and chemotherapy, stem cell
  transplants if resistant type or
  recurring
• 85% curable
• (90% in some institutions)
Oncology
• Malignant Lymphomas – 2 types
• Non-Hodgkins Lymphoma – 3 times
  more common than Hodgkin’s
  lymphoma, can either be T-cell
  lymphomas, or B-cell lymphomas
• Can be low grade or high grade disease.
  B-cell lymphomas = 50% and usually
  are more aggressive tumors. Since they
  grow faster, they are also more sensitive
  to radiation and chemotherapy
Oncology
• Malignant Lymphomas – 2 types
• Non-Hodgkins Lymphoma
• Diagnosis: bone marrow biopsy, CT
  scan, lymphoma panel with CD markers
• Symptoms- adenopathy, spleenomegaly
  with vague abdominal pain, back pain,
  and since immunity B or T-cell function is
  affected- the patient is more prone to
  infections. Subcutaneous T-cell
  lymphoma is a classic discoid rash on the
  upper body and trunk that does not
  respond to steroids or creams.
• NHL can progress rapidly to leukemia if
  untreated.
Oncology
• Malignant Lymphomas – 2 types
• Non-Hodgkins Lymphoma
• Treatments: Monoclonal
  antibodies, chemotherapy with
  Fludara/Fludarabine, radiation
  therapy, and bone marrow implants
Oncology
• Leukemia– hematopoeitic cancer
  of the stem cells. These stem cells
  proliferate into non-functional
  immature white cells.
• More children get leukemia than
  any other type of cancer and it is
  the #1 cause of death in children.
• Anyone can get leukemia at any
  age.
Oncology
• Leukemia -4 types

•   Acute lymphoblastic leukemia (ALL)
•   Acute myelogenous leukemia (AML)
•   Chronic Lymphocytic leukemia (CLL)
•   Chronic myelogenous leukemia (CML)
•   Anagram – ALL AniMals are CLearLy
    CaMeLs
Oncology
• Leukemia –ALL suspected cause is a
  T-cell virus (HTLV-1) – 85% is seen in
  children, 25% in adults 30-to-40 y.o.

• Diagnosis: peripheral blood smear
  after abnormally high white count, bone
  marrow biopsy shows lymphoblasts
  >50%m may have decrease in
  platelets. Lumbar puncture to
  determine CSF involvement
Oncology
• Leukemia –ALL
• Symptoms – fatigue, anorexia,
  malaise, weight loss, bleeding,
  infections, headaches, adenopathy,
  spleenomegaly, gingival hypertrophy,
  hepatomegaly, bone or joint pain
• Treatment: complete response is a
  bone marrow aspirate with < 5% blasts.
  Chemotherapy – vincristine,
  prednisone, danorubicin, methotrexate,
• Maintenance therapy – 6 weeks of
• 6-mercaptopurine and methotrexate
  low dose therapy
Oncology
• Leukemia – AML – more common in
  patient’s with chromosomal genetic
  disorders, exposure to benzene or
  radiation. Use of alkylating agents for
  breast, ovarian, or myeloma are
  associated with a later malignancy of
  this type.
• Symptoms- are like ALL with the
  additions of anemia, thrombocytopenia,
  visual disturbances, epistaxis
  (nosebleeds), headache with vomiting,
  dysphagia, papilladema, menorrhagia
  (lots more bleeding problems)
Oncology
• Leukemia – AML
• Diagnosis: peripheral blood
  smear shows Auer bodies (rods),
  platelets less than 20,000/mm3,
  bone marrow biopsy
• Prognosis – poor prognosis if
  patient has already received
  radiation or chemotherapy, or has
  a WBC >100,000
Oncology
• Leukemia – AML
• Treatment: Cytaribine
  chemotherapy in combination
  therapy with Danorubicin or
  doxirubicin, works 65% of the
  time.
• Bone marrow transplant or stem
  cell transplant.
Oncology
• Leukemia – CLL – staged 0-5
• chronic diseases have more mature
  cells, majority of CLL is B-cell
  proliferation – 95%. Only 5% are T-
  cells, more common in people with
  autoimmune diseases, i.e. SJogren’s,
  SLE, hemolytic anemia
• Symptoms: skin and respiratory
  infections, fatigue, thrombocytopenia,
  anemia, spleenomegaly
Oncology
• Leukemia – CLL
• Diagnosis- peripheral blood
  smear, bone marrow biopsy
• Treatments: Gleevac – drug of
  choice; chemotherapy in
  combinations, spleenectomy,
  radiation therapy to spleen, bone
  marrow transplant, stem cell
  transplants
Oncology
• Leukemia – CML (last is the CaMeL)
  - More common after radiation exposure,
  benzene exposure, less common than the
  other types of leukemia, and occurs most
  often between 50-60 y.o.
• Diagnosis: hallmark is the presence of
  the Philadelphia Chromosome,
  Chromosome #22 is missing part of the
  long arm which is translocated to
  Chromosome #9. This is present in 95%
  of those patients with CML.
• WBC >100,000 with proliferation of all
  types of mature and immature white cells.
• Bone marrow biopsy
Oncology
Leukemia – CML
• Symptoms: same as other leukemias
  with chronic fever, sternal tenderness
  and dyspnea – usually due to severe
  anemias
• Treatments: chemotherapy with
  Bisulfan and hydroxurea, other
  combination chemos,
• Interferon alpha 2b to suppress the
  expression of the Philadelphia
  chromosome.
• Bone marrow transplant or stem cells
Oncology
• Bone marrow and stem cell implants
New treatments for:
Acute myelogenous leukemias (AML)
Acute lymphoblastic leukemias (ALL)
Myelodysplasia syndromes (MDS)
Chronic myelogenous leukemias that do not
  respond to chemotherapy (CML)
Blast crisis
Pediatric acute leukemias
Non-Hodgkins lymphoma
Large B-Cell lymphoma
Multiple myelomas
Bone marrow and stem cell
        implants
Oncology
• Bone marrow and stem cell
  implants
• Procedure= multiple punctures
• Marrow acquisition from donor or
  when patient is in remission, or stem
  cells from umbilical blood of a
  matching sibling or family member
• Marrow is filtered to purge tumor
  cells, fat and bone particles, then place
  in a blood bag for cryopreservation.
Oncology
• Bone marrow and stem cell
  implants
Preparing Recipient:
• Marrow recipient is given high dose
  chemotherapy alone or in combination
  with radiation to suppress immune
  system, open spaces in the marrow,
  and kill remaining cancer cells.
• Bone marrow is thawed and infused
  through a central venous catheter
Oncology
• Bone marrow and stem cell
  implants
Preparing Recipient:
• Stem cells are infused after thawing
• Post-procedure:
• Patient is supported through the period
  of aplasia, 10 to 30 days, while in
  reverse isolation and on graft
  immunosuppressants,
• Observed for signs of Graft-versus-
  host disease and/or infection
Oncology
• The waves of the future:
• Stem Cell Research
• Oncogene therapy – now that cancer
  cells are being genetically tagged, we
  can tell which growth factors are
  present, and which enzymes turn off
  the gene. Soon all gene markers will
  have a pill that matches the enzyme,
  i.e. IRESSA is a tyramine kinase
  inhibitor, and stops the tumors growth
  that use tyramine kinase
Oncology
• Stem Cell Induction – there are new
  drugs out for stem cell induction to
  immunosuppress the patient, even in
  deadly cancers, i.e. Multiple
  Myeloma. Recently, the combination
  of lenalidomide(Revalamid),
  bortezomib (Velcade) and
  dexamethasone produced a
98% response rate in patients
Oncology
• The waves of the future:
• Cancer vaccines
• Oncology is the science of cancer
  and treatment of all cancer
  patients. It is one of the most
  demanding and rewarding fields in
  medicine.
• The future is open for a cure.
Oncology

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Here are the key classes of chemotherapeutic agents:- Alkylating agents: Cisplatin, Carboplatin, Cyclophosphamide- Antimetabolites: 5-FU, Methotrexate, Gemcitabine - Antitumor antibiotics: Doxorubicin, Bleomycin, Mitomycin- Plant alkaloids: Vinblastine, Vincristine, Paclitaxel- Topoisomerase inhibitors: Etoposide, Irinotecan- Monoclonal antibodies: Rituximab, Trastuzumab, BevacizumabLet me know if you need any clarification or have additional questions

  • 1. Oncology Dead Man’s party Biology of abnormal cells Cancer grading and stages Cancer statistics Chemotherapeutic agents Radiation treatments Bone Marrow and Stem Cell transplants Onco-gene therapy
  • 2. Oncology Objectives • 1. Identify the different phases of cancer cell replication. • 2. Compare the features of a benign versus malignant tumor • 3. Recognize the TNM stage and grading system of cancer tumors. • 4. Discuss the role of oncogenes and suppressor genes in cancer development. • 5. Identify behaviors with corresponding primary and secondary nursing prevention for risks of cancer development • 6. Recognize the different classes of chemotherapies. • 7. Create appropriate nursing interventions for a case study of a patient with cancer.
  • 3. Oncology Objectives • 8. Identify appropriate testing for cancer patients. • 9. Recognize signs and symptoms of chemotherapy side effects. • 10. Recognize signs and symptoms of radiation therapy. • 11. Prioritize nursing interventions for a patient with neutropenia. • 12. Prioritize nursing interventions for a patient with thrombocytopenia. • 13. Prioritize nursing interventions for a patient receiving bone marrow or stem cell transplant.
  • 4. Oncology Objectives • 14. List 4 risk factors for the development of leukemia. • 15.Compare Leukemia and Lymphoma pathophysiology, etiology and clinical manifestations.
  • 5. Cellular Review • Evolve 3D Cellular Differentiation on web site
  • 6. Oncology • Biology of abnormal cancer cells • They have continuous or inappropriate, usually faster growth or larger growth patterns • They have no specific morphology and often do not resemble their parent cells = anaplastic • They do not respond to signals for apoptosis = programmed cell death
  • 7. Oncology • Biology of abnormal cancer cells • Have a large nuclear – cytoplasmic ratio; the nucleus may occupy most of the cell area • They lose some or all of their normal cell functions • They do not make fibronectin, and thus cannot connect easily and break off easily
  • 8. Oncology • Biology of abnormal cancer cells • They are able to migrate throughout the body = metastasis • They invade other tissues and types of cells. • They are not controlled by contact • They have more or less chromosomes than the parent cells = aneuploid or a mutation of the genes
  • 9. Oncology • Cancer development • Initiation – there are many theories as to when the genes in the cells are damaged, maybe in utero, from physical or chemical exposure, latent oncogenes, viruses, or a lack of suppressor genes from our parents, and at this point the cell is not dividing.
  • 11. Oncology • Cancer development • Promotion - the stage when the abnormal cell starts to divide, may be stimulated by environmental changes, hormones, drugs, or irritants
  • 12. Oncology • Cancer development • Progression – the phase when the abnormal cells have continued to grow into a Primary tumor, may produce angiogenesis factors which supply blood and vascular nourishment to the tumor. The tumor may have subcolonies of cells with different genes and features
  • 13. Oncology • Cancer development • Metastasis the movement of cancer cells into other organs of the body, thus creating new tumor sites.
  • 14. Oncology • Cancer grading and staging • Cancer is graded upon the resemblance to normal cells = G (The higher the number, the worse the grade of cancer) i.e. G1, G2, G3, G4 • Staging is based upon • the presence of a primary tumor = T • involvement in lymph nodes = N • and appearance of metastasis = M • Numbers of the stage range from x = none to 3 or 4 for each letter
  • 15. Oncology • Is this a high grade or low grade cancer? • Case study Julie has a breast lump in her right breast, and has also found one in her right armpit. Biopsy and lumpectomy were performed. The tumor was graded G3, T2, N2, M1.
  • 16. Is this a high grade or low grade cancer? 1. High 2. Low 0% 0% w gh Lo Hi
  • 17. Oncology • Julie opted to have a lymphectomy of her right arm lymph nodes, and started radiation treatment right away. Her doctor also suggested that she start Adriamycin IV chemotherapy to get any cells that the radiation might miss.
  • 18. Oncology • Cancer Risks • #1 = advancing age • #2 = smoking tobacco • Hormones – Prempro caused a substantial increase in breast cancer on the HERS trial • Genetic inheritance of oncogenes and autoimmune diseases • Environmental exposure • Excessive intake of dietary fats
  • 19. Oncology • Cancer risks • High alcohol consumption • Low dietary vegetables and fiber (sources of antioxidants) • Previous Viral infections: Hepatitis B or C Herpes viruses Papilloma viruses (HPV) Retrovirus HTLV –I
  • 20. Oncology • Types of cancer cells are named for their site of origin: • Adenocarcinoma • Carcinoma in situ (CIS) • Squamous • Basal cell • Astrocytomas • Melanomas • Sarcomas • Lymphomas
  • 21. Oncology • Symptoms of Cancer • Cachexia – weight loss,unexplained • Anorexia • Anemia • Impaired immune response • Pain – when the cancer is large enough to compress nerves or organs • Lymphadema – when the tumor blocks lymph or circulatory flow • Motor or sensory deficits
  • 22. Oncology • The 60 year old client with small cell lung cancer is concerned that his grown children also might develop the disease. What is the nurses best response? – A. “This disease is a random event and there is no way to prevent it.” – B. “Because this disease is inherited as a dominant trait, your children have a 50% risk for developing it.” – C. “Cigarette smoking is the main cause of this disease, and helping your children not to smoke will decrease their risk.” – D. “ Lung cancer can be avoided by decreasing dietary intake of fats and increasing the amount of regular aerobic exercise.”
  • 23. Oncology • Cancer statistics • The top four cancers found in the United States are: • Lung • Breast C • Prostate • Colorectal
  • 24. Oncology • Cancer statistics • Prostate cancer is the most common site of cancer and the 2nd most common cause of cancer death in the United States • The first cause of death in males is Lung Cancer
  • 26. Oncology • Cancer statistics • Lung cancer has annual new cases (incidence) of 173,770 people per year: 93,110 males and 80,660 females • Annual mortality: 160,440 per year consisting of 92,000 males and 68,510 females
  • 27. Oncology • Cancer statistics • 28% of all cancer deaths are due to lung cancer • This is the leading cause of cancer death in both men and women • There are more deaths from lung cancer than prostate, breast, and colorectal cancers combined
  • 28. Oncology • Cancer statistics • Risks for lung cancer: • Smoking (75-80% of cases) • Occupational exposure • Nutrition/Diet • Genetic factors
  • 29. Oncology • Cancer statistics • Prostate cancer is number two cause of cancer in men • Breast Cancer is number two cause of cancer in women • Most common non-malignant or non- fatal cancer is non-melanoma type skin cancers
  • 30. Oncology • The client says that she has heard that the origin of most cancers is “genetic”. What is the nurse’s best response? – A. “The development of most cancers is predetermined and not affected by environmental factors.” – B. “Cancers arise in cells that have been damaged,which may be in the genes”. – C. “ The majority of cancers are inherited” – D. “Cancer is more common among males than females.”
  • 31. Oncology • Lab tests for cancer • Ultrasounds to determine size • CT scan with contrast– the golden standard • Genetic markers – BRCA 1 and BRCA 2 • Tumor markers: CEA – general carcinogenic antigen PSA – prostate antigen CA-125 – ovarian CA-25,27 – breast HER 2 NEU – breast tissue needed
  • 32. Oncology • Lab tests for cancer • Liver function tests • CBC with diff • Renal function tests • PET scan – looks for metastasis using a radioactive glucose solution • PT, PTT, Fibrinogen, Fibrin levels
  • 33. Oncology • Lab tests for cancer • Pathology slide of tumor: (Should be kept for a period of years) • Determines type of tumor • Source of tumor • Aggression of tumor – whether fast growing, differentiated, or non- differentiated • Used to determine tumor growth factors and susceptibility to certain chemotherapies
  • 34. Oncology • Chemotherapy • Prevention chemotherapy – for high risk patients, precancerous lesions, or history of cancer • Antioxidants, vitamins • Aldara cream 3x weekly for precancerous skin lesions • Aspirin • Protease inhibitors
  • 35. Oncology • Chemotherapy - typically started after surgical dissection of tumor, unless the tumor is non- operative • Usually given by a long term venous access device, i.e. PICC line, implanted ports, or direct catheratization to the tumor. • Chemotherapy is usually potent and horribly scarring on normal veins
  • 36.
  • 37. Oncology • Chemotherapy • Biochemotherapy – used as in-patient or outpatient settings for cancer, MS, and viral treatments: Alpha interferon – (IFN)- Alpha 2a, Roferon, Intron-A- used for leukemias, AIDS, Hep-C Beta interferon – Beta 1b – used for renal carcinoma, melanoma, AIDS, MS, Hepatitis A, B
  • 38. Oncology • Chemotherapy/Biochemotherapy • Interleukin I (IL-1) • Interleukin 2 (IL-2), Proleukin– stimulates growth of T-cells and NK cytotoxic cells • – used investigationally for melanoma in Stage II to Stage IV cases on a monthly basis with a 80% non- recurrence rate
  • 39. Oncology • Chemotherapy/Biochemotherapy • Tumor necrosis factor (TNF) – selectively targets abnormal cells, in nature is produced by NK cells
  • 40. Oncology • Chemotherapy/Biochemotherapy • Vaccines HPV vaccine for cervical cancer Melanoma vaccine - for stage II only at this time, or malignant melanoma
  • 41. Oncology • Chemotherapy/Biochemotherapy Monoclonal antibodies – used for treatment of cancer, rheumatoid arthritis, transplants, and other autoimmune diseases. Can be used to stimulate immune response or suppress it. Rituximab – Treatment of CD20 – positive non-Hodgkins B-cell lymphoma Gentuzumab – treatment of CD33 positive AML in first relapse in patients who are not candidates for reg. chemo.
  • 42. Oncology • Chemotherapy/Biochemotherapy Monoclonal antibodies • Adalimumab – Humira –new treatment for severe rheumatoid arthritis, given s.q every other week • Alemtuzumab – Campath - treatment of B-cell lymphoma who have failed traditional chemotherapy with fludarabine • Basilixamab – Simulect - immunosuppressive monoclonal antibody for renal transplants
  • 43. Oncology • Chemotherapy – Alkylating agents • Bisulfan oral • Carboplatin (CBDCA) IV • Chlorambucil (leukeran) oral • Cisplatin IV • Cyclophosphamide(Cytoxan) IV or PO • Melphalan (Alkeran) oral • Ifosfamide IV • Thiotepa IV or PO
  • 44. Oncology • Chemotherapy/ Antibiotics given IV as chemotherapy • Adriamycin (Doxirubicin) • Bleomycin • Dactinomycin • Daunorubicin (actinomycin D) • Idarubicin (idomycin) • Mitomycin C • Mithramycin
  • 45. Oncology • Chemotherapy – anti-metabolites • Cytorubine (Cytosar) IV • Floxuridine (FUDR) IA or SQ • Flourourcil (5FU) IV • Fludara IV • Hydroxyurea PO or IV • Methotrexate IV or IM • 6MP PO • IRESSA PO • Xeloda PO
  • 46. Oncology • Chemotherapy- Hormones • Progestins – uterine cancer • Estrogens • Testosterone - myelodysplasias • Anti-hormones – block hormonal activity in hormone sensitive cancers: • Leupron • Eulexin • Tamoxifen/Nolvadex • Arimedex/Arista
  • 47. Oncology • Chemotherapy – Plant alkaloids • Vinblastine (Velban) IV • Vincristine (Oncovin) IV • Vindesine IV • Eldisine IV • The first doses of this are usually given in a hospital setting, are vesicants, and neurotoxic. Nurses must wear protective gear!
  • 48. Which of the following are appropriate protective gear for the nurse when hanging chemotherapy? 1. Splash goggles 2. Latex gloves 3. Rubber gloves 4. Paper gown 5. Special biohazard bags for disposal 0% 0% 0% 0% 0% 0% 6. Lead apron s s s n n f.. ve le ve ow ro gg gs glo lo ap rg go ba xg ad er pe h te d bb as Le ar Pa La l Ru az Sp oh bi ial ec Sp
  • 49. Oncology • Chemotherapy –Antimitotics • Dacarbazine (DTIC – Dome) IV • Leukovorin PO or IV • Paclitaxol (Taxol) IV • Topotecan IV • Gemzar IV • Docetaxol IV • Camptothecan (CPT-11) IV • Taxotere (Ormaplatin) IV
  • 50. Oncology • Side effects of Chemotherapy • Alopecia • Fatigue • Anemia • Leukopenia • Thrombocytopenia • Always – Nausea,Vomiting, Diarrhea • Neurotoxicity & neuropathies • Capillary leakage • Headaches • Fluid and electrolyte imbalances
  • 51. Oncology • Side effects of Chemotherapy • Anorexia – change in taste buds • Back aches • Joint aches • Blood clots • Oral mucositis – (reduced significantly by L-glutamine amino acids orally) • Supra opportunistic infections • Septic DIC • Tumor lysis syndrome • Edema or pulmonary edema
  • 52. Oncology • Chemotherapy Nursing Interventions • Evaluate and assess sites of chronic chemotherapy, ports, veins, skin area • Accurate I & O’s • Monitor for fluid overload or dehydration • Monitor lab electrolytes before and after infusion • Monitor BUN and Creatinine • Monitor CBC with differential during the time of Nadir • Monitor PT, PTT
  • 53. Oncology • Cancer Nursing Interventions • Nutritional assessment and weights • Dentition – oral checks • Monitor for signs of suprainfection, low grade temperatures, rash, etc… • Vital signs before, during, and after treatments • Assess bowel status • Assess pain level
  • 54. Oncology • Cancer Nursing Interventions • Educate patients and family members: • side effects of treatments, meds • care of port and IV sites • oral hygiene • symptoms to report, i.e. shortness of breath or signs of infection • Increase fluid intake, suck on hard candies to reduce chemotherapy metallic tastes
  • 55. Oncology • Nursing Diagnoses • Disturbance in self esteem, body image • Altered nutrition, less than body requirements • Risk for fluid volume excess or deficit • Impaired skin integrity • Pain, chronic • Decreased cardiac output • Self-care deficit • Sexual dysfunction
  • 56. Oncology • Nursing Diagnoses • Alteration in tissue perfusion • Knowledge deficit • Risk for injury • Impaired physical mobility • Sensory perception alterations • Alterations in bowel patterns • Alterations in mucous membranes • Anxiety and Fear
  • 57. Oncology • Nursing Diagnoses • Depression • Grief • Respiratory compromise • Ineffective coping • Spiritual distress • Impaired social interactions • Sleep pattern disturbance • Altered family roles
  • 58. Oncology • Pharmacological interventions • Megace, Marinol – for appetite stimulation • Premedications for nausea, vomiting, edema, headaches: usually on the protocol for chemo Antiemetics; Zofran – 24 hour control Tigan, Kytril, ativan, anzamet, Compazine, benadryl, reglan Corticosteroids
  • 59. Oncology • Pharmacological interventions • Analgesics • IV electrolytes and fluid replacement • Stool softeners to counteract constipation from opioids • GSF for WBC’s • Epogen/Procrit for anemia • Leukine/Prokine for leukopenia • Neupogen for neutrophilia • Neumega for thrombocytopenia • Diuretics for edema
  • 60. Oncology • Non-Pharmacological interventions – Massage – Reflexology – Accupuncture – Musical therapy – Prayer – Meditation – Diversional acitivities – Dietary counselling
  • 61. Oncology • Radiation therapy • All types of cells are injured or destroyed by concentrated radiation. Rapidly dividing cells are the most sensitive.
  • 62. Oncology • Radiation therapy • Types : Gamma knife Local beam treatment Local seeding ARC – stereotactic Radioimmunotherapy Fractionation Total body irradiation Particle beam therapy, i.e. proton or neutron therapy
  • 63. Oncology • Radiation therapy side effects • Side effects depend on the amount and area being irradiated • Fatigue • Nausea and vomiting • Mild anemia • Leukopenia • Diarrhea • Pain
  • 64. Oncology • Radiation therapy side effects: • Erythema/burns • Fatigue • Pneumonitis • Esophagitis • Dysphasia • (Please educate your patients on these as doctors are notoriously bad at pre-educating their patients).
  • 65. What side effects of radiation therapy would you expect to see in a 48-year-old woman with breast cancer? 1. Debilitating fatigue 2. Mucositis 3. hair loss 4. nausea and 0% 0% 0% 0% vomiting ng ue s s i os sit iti ig l o at m ir uc ha gf vo M tin d ta an li a bi se De u na
  • 66. What are some of the educational issues for patients receiving radiation treatment 1. Burns 2. Anemia 3. Skin care 4. Diet 5. All of the above 0% 0% 0% 0% 0% e ia re et s rn ov em ca Di Bu ab n An i he Sk ft lo Al
  • 67. Oncology • Nursing interventions for radiation TX • Assess incidence and severity of side effects • Maximize radiation protection, all wastes will be radioactive if isotopes are injected • Shielding for staff
  • 68. Oncology • Malignant Lymphomas – 2 types • Hodgkin's Lymphoma – most common cancer in 10 to 20 year olds (young adults). Associated with an inflammatory process related to +EBV/mono infection. • Diagnosis: Classic Reed-Steinberg cell with two mirrored nuclei, CT scan • Symptoms: Extreme fatigue, enlarged lymph nodes that are painless. May progress to weight loss fevers, night sweats
  • 69. Oncology • Malignant Lymphomas – 2 types • Hodgkin's Lymphoma • Treatment – combined radiation and chemotherapy, stem cell transplants if resistant type or recurring • 85% curable • (90% in some institutions)
  • 70. Oncology • Malignant Lymphomas – 2 types • Non-Hodgkins Lymphoma – 3 times more common than Hodgkin’s lymphoma, can either be T-cell lymphomas, or B-cell lymphomas • Can be low grade or high grade disease. B-cell lymphomas = 50% and usually are more aggressive tumors. Since they grow faster, they are also more sensitive to radiation and chemotherapy
  • 71. Oncology • Malignant Lymphomas – 2 types • Non-Hodgkins Lymphoma • Diagnosis: bone marrow biopsy, CT scan, lymphoma panel with CD markers • Symptoms- adenopathy, spleenomegaly with vague abdominal pain, back pain, and since immunity B or T-cell function is affected- the patient is more prone to infections. Subcutaneous T-cell lymphoma is a classic discoid rash on the upper body and trunk that does not respond to steroids or creams. • NHL can progress rapidly to leukemia if untreated.
  • 72. Oncology • Malignant Lymphomas – 2 types • Non-Hodgkins Lymphoma • Treatments: Monoclonal antibodies, chemotherapy with Fludara/Fludarabine, radiation therapy, and bone marrow implants
  • 73. Oncology • Leukemia– hematopoeitic cancer of the stem cells. These stem cells proliferate into non-functional immature white cells. • More children get leukemia than any other type of cancer and it is the #1 cause of death in children. • Anyone can get leukemia at any age.
  • 74. Oncology • Leukemia -4 types • Acute lymphoblastic leukemia (ALL) • Acute myelogenous leukemia (AML) • Chronic Lymphocytic leukemia (CLL) • Chronic myelogenous leukemia (CML) • Anagram – ALL AniMals are CLearLy CaMeLs
  • 75. Oncology • Leukemia –ALL suspected cause is a T-cell virus (HTLV-1) – 85% is seen in children, 25% in adults 30-to-40 y.o. • Diagnosis: peripheral blood smear after abnormally high white count, bone marrow biopsy shows lymphoblasts >50%m may have decrease in platelets. Lumbar puncture to determine CSF involvement
  • 76. Oncology • Leukemia –ALL • Symptoms – fatigue, anorexia, malaise, weight loss, bleeding, infections, headaches, adenopathy, spleenomegaly, gingival hypertrophy, hepatomegaly, bone or joint pain • Treatment: complete response is a bone marrow aspirate with < 5% blasts. Chemotherapy – vincristine, prednisone, danorubicin, methotrexate, • Maintenance therapy – 6 weeks of • 6-mercaptopurine and methotrexate low dose therapy
  • 77. Oncology • Leukemia – AML – more common in patient’s with chromosomal genetic disorders, exposure to benzene or radiation. Use of alkylating agents for breast, ovarian, or myeloma are associated with a later malignancy of this type. • Symptoms- are like ALL with the additions of anemia, thrombocytopenia, visual disturbances, epistaxis (nosebleeds), headache with vomiting, dysphagia, papilladema, menorrhagia (lots more bleeding problems)
  • 78. Oncology • Leukemia – AML • Diagnosis: peripheral blood smear shows Auer bodies (rods), platelets less than 20,000/mm3, bone marrow biopsy • Prognosis – poor prognosis if patient has already received radiation or chemotherapy, or has a WBC >100,000
  • 79. Oncology • Leukemia – AML • Treatment: Cytaribine chemotherapy in combination therapy with Danorubicin or doxirubicin, works 65% of the time. • Bone marrow transplant or stem cell transplant.
  • 80. Oncology • Leukemia – CLL – staged 0-5 • chronic diseases have more mature cells, majority of CLL is B-cell proliferation – 95%. Only 5% are T- cells, more common in people with autoimmune diseases, i.e. SJogren’s, SLE, hemolytic anemia • Symptoms: skin and respiratory infections, fatigue, thrombocytopenia, anemia, spleenomegaly
  • 81. Oncology • Leukemia – CLL • Diagnosis- peripheral blood smear, bone marrow biopsy • Treatments: Gleevac – drug of choice; chemotherapy in combinations, spleenectomy, radiation therapy to spleen, bone marrow transplant, stem cell transplants
  • 82. Oncology • Leukemia – CML (last is the CaMeL) - More common after radiation exposure, benzene exposure, less common than the other types of leukemia, and occurs most often between 50-60 y.o. • Diagnosis: hallmark is the presence of the Philadelphia Chromosome, Chromosome #22 is missing part of the long arm which is translocated to Chromosome #9. This is present in 95% of those patients with CML. • WBC >100,000 with proliferation of all types of mature and immature white cells. • Bone marrow biopsy
  • 83. Oncology Leukemia – CML • Symptoms: same as other leukemias with chronic fever, sternal tenderness and dyspnea – usually due to severe anemias • Treatments: chemotherapy with Bisulfan and hydroxurea, other combination chemos, • Interferon alpha 2b to suppress the expression of the Philadelphia chromosome. • Bone marrow transplant or stem cells
  • 84. Oncology • Bone marrow and stem cell implants New treatments for: Acute myelogenous leukemias (AML) Acute lymphoblastic leukemias (ALL) Myelodysplasia syndromes (MDS) Chronic myelogenous leukemias that do not respond to chemotherapy (CML) Blast crisis Pediatric acute leukemias Non-Hodgkins lymphoma Large B-Cell lymphoma Multiple myelomas
  • 85. Bone marrow and stem cell implants
  • 86. Oncology • Bone marrow and stem cell implants • Procedure= multiple punctures • Marrow acquisition from donor or when patient is in remission, or stem cells from umbilical blood of a matching sibling or family member • Marrow is filtered to purge tumor cells, fat and bone particles, then place in a blood bag for cryopreservation.
  • 87. Oncology • Bone marrow and stem cell implants Preparing Recipient: • Marrow recipient is given high dose chemotherapy alone or in combination with radiation to suppress immune system, open spaces in the marrow, and kill remaining cancer cells. • Bone marrow is thawed and infused through a central venous catheter
  • 88. Oncology • Bone marrow and stem cell implants Preparing Recipient: • Stem cells are infused after thawing • Post-procedure: • Patient is supported through the period of aplasia, 10 to 30 days, while in reverse isolation and on graft immunosuppressants, • Observed for signs of Graft-versus- host disease and/or infection
  • 89. Oncology • The waves of the future: • Stem Cell Research • Oncogene therapy – now that cancer cells are being genetically tagged, we can tell which growth factors are present, and which enzymes turn off the gene. Soon all gene markers will have a pill that matches the enzyme, i.e. IRESSA is a tyramine kinase inhibitor, and stops the tumors growth that use tyramine kinase
  • 90. Oncology • Stem Cell Induction – there are new drugs out for stem cell induction to immunosuppress the patient, even in deadly cancers, i.e. Multiple Myeloma. Recently, the combination of lenalidomide(Revalamid), bortezomib (Velcade) and dexamethasone produced a 98% response rate in patients
  • 91. Oncology • The waves of the future: • Cancer vaccines • Oncology is the science of cancer and treatment of all cancer patients. It is one of the most demanding and rewarding fields in medicine. • The future is open for a cure.