Value of CT in the diagnosis and management of gallstone ileus

Table 1 Causes of SBO in 165 patients.

Cause of SBO	Number of patients
Gallstone ileus	14
Phytobezoar	7
Intussusception	13
Inguinal hernia	10
Spigelian hernia	7
Obturator hernia	3
Transmesosigmoid hernia	1
Appendicitis	6
Perforated appendicitis	4
Periappendiceal abscess	2 (21)
Diverticulitis with rupture	2
Ischemic bowel disease	5
Eosinophilic enteritis	1
Intramural hematoma	3 (22)
Adhesive band	57 (192)
Malignant lymphoma	3
Adenocarcinoma of jejunum	1
Adenocarcinoma of ileum	1
Adenocarcinoma of ileo-cecal valve	9
Adenocarcinoma of ascending colon	17
Adenocarcinoma of hepatic flexure colon	2

Numbers in parenthesis refer to numbers of cases whose final diagnosis was determined either by

¹US-Guide aspiration drainage or

²clinical follow up.