Appendicitis Score of Karaman et al

Karaman et al reported a diagnostic score for acute appendicitis. The authors are from Sakarya University in Turkey.

Patient selection: adult (age >= 18 years) with suspected appendicitis

Parameters:

(1) anorexia

(2) migratory right iliac fossa pain

(3) rebound tenderness in the right iliac fossa

(4) peritoneal irritation in the right iliac fossa with heavy coughing

(5) WBC count per µL

(6) percent polymorphonuclear leukocytes

Parameter	Finding	Points
anorexia	absent	-1
	present	2
migratory right iliac fossa pain	absent	-1
	present	2
rebound tenderness in right iliac fossa	absent	-1
	present	2
peritoneal irritation in right iliac fossa with coughing	absent	-1
	present	2
WBC count	<= 10,000 per µL	-1
	> 10,000 per µL	2
percent polymorphonuclear leukocytes	<= 70^	-1
	> 70%	2

total score =

= SUM(points for all 6 parameters)

Interpretation:

• minimum score: -6

• maximum score: 12

• A score >= 9 indicates acute appendicitis versus negative appendectomy with a sensitivity of 0.84 and specificity 0.65.

To read more or access our algorithms and calculators, please log in or register.