Table 2.
The diagnostic modalities and methods, endoscopic features, and anatomic appearances of patients with Meckel's diverticulum diagnosed by BAE (n = 55).
| Patient characteristics | No. of patients (%) |
|---|---|
| Type of BAE | |
| Double-balloon enteroscopy | 29 (52.7) |
| Single-balloon enteroscopy | 26 (47.3) |
| Insertion direction of BAE | |
| Retrograde approach | 54 (98.2) |
| Antegrade approach | 1 (1.8) |
| Location of Meckel's diverticulum∗ | |
| Antimesenteric side | 41 (100) |
| Mesenteric side | 0 (0) |
| Pattern of diverticular orifice | |
| Big ostium | 49 (89.1) |
| Small ostium | 4 (7.3) |
| Polypoid mass | 2 (3.6) |
| Bleeding sign of Meckel's diverticulum | |
| Mucosal ulcerations or erosions | 43 (78.2) |
| No | 12 (21.8) |
| Distance between the ileocecal valve and Meckel's diverticulum# | |
| Mean distance ± SD, cm [range] | |
| ≦60 cm | 71.8 ± 33.2 [25-200] |
| >60 cm | 32 (58.2) |
| Length of Meckel's diverticulum∗ | 23 (41.8) |
| Mean length ± SD, cm [range] | 5.3 ± 2.1 [2-12] |
BAE: balloon-assisted enteroscopy; SD: standard deviation. #The measuring method was on a surgically resected specimen or estimated during BAE. ∗41 surgically resected patients.