From: Obstetric Fistula in Burundi: a comprehensive approach to managing women with this neglected disease
Fistula type or size | Sub-category | Description |
---|---|---|
Type I | Fistula not involving the closing mechanism | |
Type 11 A | Fistula without (sub)total urethral involvement | |
a | without circumferential defect* | |
b | with circumferential defect | |
Type 11 B | Fistula with (sub)total urethral involvement | |
a | without circumferential defect* | |
b | with circumferential defect | |
Type III | Miscellaneous, e.g. ureteric and other exceptional fistula | |
Small | <2 cm | |
Medium | 2–3 cm | |
Large | 4–5 cm | |
Extensive | 6 or more cm |