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Approach to acute abdomen
1.
2. ACUTE ABDOMEN- acute attack of abdominal
pain that may be sudden or gradual, with
other symptoms
Denotes an underlying disorder that requires
immediate attention and possibly surgical
intervention
Careful history and examintaion, early
diagnosis and treatment is crucial
3. INTRA-ABDOMINAL / EXTRA-ABDOMINAL
Intra-abdominal
1) Inflammation- acute appendicitis, acute cholecystitis, acute salpingitis,
amoebic liver abcess, acute pneumoccal peritonitis
2) Perforation- of peptic ulcer, typhoid ulcer, ulcerative colitis
3) Acute Intestinal Obstruction –
A) Mechanical- (i) in the lumen- gallstone, round worms
(ii) in the wall- tubercular stricture, intussception,
growths
(iii) outside the wall- volvulus, external and internal
hernia
4. B)Toxic – paralytic ileus
C) Neurogenic – Hirschsprungs’s
D)Vascular – Occlusion of mesentric vessels by
embolism or thrombosis
4) Haemorrhage – spontaneous rupture of malarial
spleen, rupture of ectopic gestation, ruptured lutein
cyst
5) Tortion of pedicle- twisted of ovarian cyst, spleen
6) Colic – biliary, ureteric, appendicular, intestinal.
5. Extra-Abdominal
1. Parietal conditions: gas gangrene of the abdominal wall,
abscess of the abdominal wall, rupture of rectus
abdominus, superficial cellulitis of the abdominal wall
2. Thoracic conditions: lobar pneumonia, spontaneous
pneumothorax, angina, pericarditis
3. Retro-peritoneal conditions- uremia, pyelitis, dissecting
anwurysm of aorta
4. Diseases of spine, spinal cord, and intercostal nerves:
pott’s disease, acute osteomyelitis, herpes zoster, tabes
dorsalis
5. General diseases: malaria, typhoid, sickle cell anemia,
purpura
8. PAIN
Time of onset: acute appendicitis, peptic ulcer
Mode of onset:
perforation, colic, torsion - sudden
acute intestinal obstruction- gradual increase
acute appendicitis- sudden increase
Duration: periodicity, varying intensity
Site of pain: pointing test
flank- renal
right costal margin- liver or gallbladder
epigastric- perforation, pancreatitis
Shifting: acute appendicitis- umbilicus to right iliac fossa due to parietal peritonitis
Radiation: peptic perforation, spreading peritonitis
Referred pain: epigastrium, around the umbilicus, hypogastrium, shoulder, loin to
groin, scapula
Character of pain: colicky, constant burning pain, severe agonising pain, throbbing
pain, change in character of pain
Pressure on pain
Aggravating and relieving factors: jolting, walking, respiration, micturition (strangury),
lying still, fatty foods, alkalis, stooping, vomiting
9. VOMITING
Character- projectile/regurgitation
Vomitus- intestinal obstruction, gastrocolic
fistula, biliary colic, peptic ulcer, peritonitis
and uremia
Frequency and quantity- frequent/periodical,
nausea characteristic of appendicitis
With respect to pain: appendicitis,
pancreatitis, colic, in high obstruction
12. PERSONAL HISTORY
Menstrual history
Smoking alcohol
PAST HISTORY:
Previous operations
Jaundice
Malaena/hematochezia
Previous episodes of pain
Drug history
Family history
Travel history
14. - Contour:
- Scaphoid or flat in peptic ulcer
- Distended in ascites or intestinal obstruction
- Visible peristalsis: in a thin or malnourished
patient (with obstruction)-laddar pattern
- Respiration-sluggish in peritonitis
- Pulsating swelling- aneurysm
- Skin discoloration- grey turner’s sign and
Cullen’s sign
15.
16.
17. Cutaneous hyperaesthesia
Either lift the skin or stimulate the skin with gentle
jabbing with a sterile pin
Indicates a zone of peritoneal irritation
RLQ -- appendicitis
Mid Epigastrium -- peptic ulcer
18.
19. Tenderness
Degree and extent
Bed-shaking test(Bapat)-peritonitis
Spread
Appendicular tenderness in left lateral
position
20. Rebound tenderness
Apply firm pressure for several seconds to the
abdomen with hand at right angles and
fingers extended
Quickly release the pressure
Test away from site where pain is initially
determined
21.
22. Pain at site is direct rebound tenderness
Pain at another site is referred rebound
tenderness
Indicative of peritoneal inflammation
23. Rovsing’s sign
Press in the LLQ evenly for 5 seconds and
note if patient has pain in RLQ – positive-
Gas is pushed through the ileocecal valve thus
distending the cecum-
In acute appendicitis- positive
24. Cope’s PsoasTest
Place your hand over the right thigh and push
downward as the patient is trying to raise the
leg, flexing the hip
Positive RLQ pain associated with a
retrocaecal or perforated appendicitis
25.
26. ObturatorTest
Flex the right leg at the hip and knee at a right angle
then rotate the leg internally and externally
Pain indicative of inflammatory process over
obturator muscle
Ruptured appendix
Pelvic abscess
27.
28. Muscle Guarding
Use both hands -- one on each rectus
Check for tensing during expiration
When positive it is indicative of peritoneal
irritation -- peritonitis