Table 2.
Endoscopic Appearance and Histologic Findings of Acute Hemorrhagic Rectal Ulcer
| Patient No. | Colonoscopy | Histologic Findings | ||
|---|---|---|---|---|
| Distance from Dentate Line (cm) | No. of Ulcers | Features of Ulcer(s) | ||
| 1 | 7 | Multiple | Circumferential | ND |
| 2 | 7 | Solitary | Round | Focal denudation of epithelium, hemorrhage, and multiple thrombi in the vessels of mucosa and the underlying stroma |
| 3 | 6 | Solitary | Round | Focal denudation of epithelium, multiple thrombi in the vessels of lamina propria beneath the surface epithelium with focal erosion |
| 4 | 5 | Multiple | Geographic | ND |
| 5 | 5 | Multiple | Circumferential | Complete denudation of epithelium and multiple thrombi in the vessels of the underlying stroma |
| 6 | 3 | Multiple | Geographic | ND |
| 7 | 3 | Solitary | Round | Focal denudation of epithelium, and multiple thrombi in the vessels of mucosa and the underlying stroma |
| 8 | 1 | Multiple | Round | Complete denudation of epithelium, and multiple thrombi in the vessels of the underlying stroma |
| 9 | 6 | Multiple | Circumferential | Complete denudation of epithelium, and multiple thrombi in the vessels of the underlying stroma |
| 10 | 5 | Solitary | Round | Focal denudation of epithelium, hemorrhage and multiple thrombi in the vessels of the underlying stroma |
| 11 | 2 | Solitary | Dieulafoy-like | Focal denudation of epithelium, multiple thrombi in the vessels of lamina propria beneath the surface epithelium with focal erosion |
| 12 | 6 | Multiple | Circumferential | ND |
| 13 | 4 | Multiple | Geographic | Complete denudation of epithelium, and multiple thrombi in the vessels of the underlying stroma |
| 14 | 6 | Solitary | Geographic | Focal denudation of epithelium, hemorrhage and multiple thrombi in the vessels of the underlying stroma |
| 15 | 4 | Solitary | Dieulafoy-like | Focal denudation of epithelium, multiple thrombi in the vessels of lamina propria beneath the surface epithelium with focal erosion |
| 16 | 6 | Multiple | Geographic | Focal denudation of epithelium, and multiple thrombi in the vessels of the underlying stroma |
| 17 | 5 | Solitary | Circumferential | ND |
| 18 | 4 | Multiple | Circumferential | Focal denudation of epithelium, multiple thrombi in the vessels of lamina propria beneath the surface epithelium with focal erosion |
| 19 | 4 | Multiple | Geographic | Complete denudation of epithelium, and multiple thrombi in the vessels of the underlying stroma |
EGD = esophagogastroduodenoscopy; AGML = acute gastric mucosa lesion; DU = duodenal ulcer; GU = gastric ulcer; EV = esophageal varice; ND = not done.