Risk factors associated with the development of ischemic colitis

Table 1 Diagnosis of ischemic colitis

	n (%)
Endoscopic location
Pancolitis	3 (1.9)
Right colon	10 (6.5)
Transverse colon	34 (21)
Splenic angle	36 (23.2)
Descending colon	69 (44.5)
Sigmoid colon	106 (68.4)
Rectum	38 (24.5)
Endoscopic findings
Hyperemia	98 (65.3)
Petechiae	37 (24.7)
Intramucosal bleeding	30 (20)
Fibrin	43 (26.5)
Ulcers	84 (56)
Active bleeding	9 (6)
Necrosis	12 (8)
Estenosis	12 (8)
Histologic findings
Crypt loss	17 (14.7)
Epithelium loss	13 (8)
Edema	68 (58.6)
Inflamatory infiltrate	87 (75)
Capillar thrombosis	17 (14.7)
Necrosis	40 (34.5)
Hemorrhage	1 (2.5)

Location, endoscopic and histologic findings are summarized. Variables are expressed as absolute number and percentage.