Table 1.
Characteristics of patients with acute SMAE (n=66)
| Characteristic | Value |
|---|---|
| Age (y) | 71.9 (39–90) |
| Male | 28 (42.4) |
| Duration (h) | |
| Presentation delay | 15.3 (1–192) |
| Surgical delaya | 24.5 (6.5–240) |
| Initial presentation to operationa | 5.0 (1–212) |
| Coexisting medical condition | |
| Atrial fibrillation | 46 (69.7) |
| Hypertension | 34 (51.5) |
| Diabetes mellitus | 18 (27.3) |
| Smoking (current smoker) | 18 (27.3) |
| Hyperlipidemia | 23 (34.8) |
| Ischemic heart disease | 8 (12.1) |
| Congestive heart failure | 21 (31.8) |
| Cerebral infarction | 11 (16.7) |
| Renal insufficiency (s-Cr>1.5 mg/dL) | 14 (21.2) |
| History of embolismb | 17 (25.8) |
| Combined embolismc | 16 (24.2) |
| Clinical presentations | |
| Vomiting | 37 (56.1) |
| Diarrhea | 22 (33.3) |
| Hematochezia | 16 (24.2) |
| Abdominal distension | 13 (19.7) |
| Abdominal tenderness | 55 (83.3) |
| Rebound tenderness | 14 (21.2) |
| Laboratory findings | |
| White blood cell count (×103/μL) | 16.83 (1.47–54.51) |
| C-reactive protein (mg/dL) | 7.32 (0.08–35.39) |
Values are presented as mean (range) or number (%).
SMAE, superior mesenteric artery embolism; s-Cr, serum creatinine.
a
Data analyzed for 56 patients received surgical exploration at initial presentation,
b
History of embolism include cerebral infarction in 8 patients, embolism of extremity in 5 patients, and embolism of visceral artery in 4 patients,
c
Combined embolism include embolism of visceral artery in 8 patients, embolism of extremity in 7 patients, and 1 cerebral infarction.