tapeworm

1. Taenia
solium

2. INTRODUCTION
MORPHOLOGY
LIFE CYCLE
CLINICAL FEATURES
DIAGNOSIS
TREATMENT

3. INTRODUCTION
ORDER
FAMILY
GENUS SPECIES

4. • Pork tapeworm
• Intestinal zoonotic parasite
• Adult worm lives in human intestine
• Larval form(Cysticercus cellulose) in pig
• Most common in Latin America, Africa and
India - 400,000 people have symptomatic
neurocysticercosis in Latin America
• Triploblastic acoelomate

5. 5

6. MORPHOLOGY
. Adult is flattened ribbon-like, creamy
white in color, measures about 2-4 m .

7. SCOLEX
• 4suckers,1 rostellum
• 25-50 hooklets
arranged in a double
crown
• Organ of attachment
NECK
• narrowest part of the
body
• Budding zone
containing germinative
tissue
STROBILA
• immature proglottides:
width>length
• mature proglottides:
width=length
• gravid proglottides:
width<length
• Each proglottid is a
complete reproductive
unit
• Tegument-villi-nutrition

9. LIFE CYCLE

12. 12
PATHOGENESIS
SCOLEX
ATTACHES TO
MUCOSA
2 MONTHS OF
INFECTION
GRAVID
PROGLOTTIDS
IN FAECES
(60,000) EGGS
MINOR
SYMPTOMS-
ABDOMINAL
PAIN
DIARRHOEA
NAUSEA OR
ASYMTOMATIC
TAENIASIS

13. 13
CYSTICERCOSIS
NODULES
EYES
BRAINMUSCLES

14. 14
CLINICAL MANIFESTATION
MOSTLY ASYMTOMATIC
INCUBATION :MONTHS-5yrs
DEPENDS ON LOCATION OF
CYST

15. The subcutaneous
nodules are
usually found in
head, limbs, neck,
abdomen and
back. They are
movable and
painless.
15
SUBCUTANEOUS

16. 16
CYSTICERCOSIS IN TONGUE

17. 17
NEUROCYSTICERCOSIS

18. 18
TAENIASIS
DIRECT FECAL
EXAMINATION
BRINE
FLOATATION
TECHNIQUE
CELLOPHANE
TAPE
TECHNIQUE
CYSTICERCOSIS
X RAY
CT ,MRI
DIAGNOSIS
Immunological tests are done only
for reference-ELISA

19. albendazole
praziquantel
TREATMENT

20. Health education
Avoid eating raw bean-pork.
avoid pigs eating human stool.
sanitary inspection of slaughter
and sanitary disposal of night soil.
PREVENTION

21. THANK
YOU