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Types of bladder injury
| Grade 1 | contusion, intramural hematoma, or partial thickness laceration |
| Grade 2 | extraperitoneal bladder wall laceration <2 cm |
| Grade 3 | extraperitoneal >2 cm or intraperitoneal <2 cm bladder wall laceration |
| Grade 4 | intraperitoneal bladder wall laceration >2 cm |
| Grade 5 | intra- or extraperitoneal bladder wall laceration involving the trigone or bladder neck |
Zelivianskaia. Best practices for repair of iatrogenic bladder injury. Am J Obstet Gynecol Glob Rep 2022.
