Predisposing Factors of Ischemic Colitis: Data from 14 Years of Experience in a Single Center
Table 1
Clinical characteristics of 159 patients with ischemic colitis.
Clinical characteristics
Mean age, years
65.2 ± 14.4
≤49 years
22 (13.8)
≥50 years
137 (86.2)
Sex
Female
94 (59.1)
Male
65 (40.9)
Symptom
Abdominal pain
131 (82.4)
Hematochezia
137 (86.2)
Pain and bleeding
113 (71.1)
Nausea/vomiting
23 (14.5)
Diarrhea
48 (30.2)
Involved region
Ascending colon
29 (18.2)
Transverse colon
49 (30.8)
Descending colon
84 (52.8)
Sigmoid colon
110 (69.2)
Rectum
29 (18.2)
Colonoscopy findings
Ulcer†
96 (60.4)
Circumferential lesion
129 (81.1)
Colon single-stripe sign
10 (6.3)
Routes of admission
Emergency department
97 (61)
Transfer
12 (7.5)
Outpatient clinic visits
50 (31.5)
Risk factor
Hypertension
87 (54.7)
IHD
19 (12.0)
Diabetes mellitus
31 (19.5)
Stroke
17 (10.7)
Constipation
28 (17.6)
Abdominal surgery‡
37 (23.3)
Atrial fibrillation
11 (6.9)
COPD
6 (3.8)
Rheumatic disease
4 (2.5)
Hemodialysis
4 (2.5)
Diuretics
11 (6.9)
Chemotherapy
2 (1.3)
DVT
1 (0.6)
PVD
1 (0.6)
Number of risk factors
1.63 ± 1.24
Predisposing factor
51 (32.1)
Diarrhea
16 (10.1)
Alcohol consumption
11 (6.9)
Colonoscopy§
7 (4.4)
Enema or laxative use
11 (6.9)
Shock
4 (2.5)
Pancreatitis
1 (0.6)
Burn
1 (0.6)
Antibiotics use
124 (78)
Unfavorable outcomes¶
9 (5.7)
Data are given as mean ± standard deviation or total number (percentage). IHD: ischemic heart disease; COPD: chronic obstructive pulmonary disease; DVT: deep vein thrombosis; PVD: peripheral vascular disease; †ulcer includes ulcer and mucosal necrosis; ‡abdominal surgery includes laparotomy, appendectomy, and laparoscopic surgery; §colonoscopy includes colonoscopy and colonic polypectomy; ¶unfavorable outcomes include surgical treatment, terminal discharge, and death.