| K91 | Intraoperative and postprocedural complications and disorders of digestive system, not elsewhere classified |
| | Vomiting following gastrointestinal surgery |
| | Postgastric surgery syndromes |
| | Postsurgical malabsorption, not elsewhere classified |
| | Postprocedural intestinal obstruction |
| | Postprocedural intestinal obstruction, unspecified as to partial versus complete |
| | Postprocedural partial intestinal obstruction |
| | Postprocedural complete intestinal obstruction |
| | Postcholecystectomy syndrome |
| | Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating a procedure |
| | Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating a digestive system procedure |
| | Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating other procedure |
| | Accidental puncture and laceration of a digestive system organ or structure during a procedure |
| | Accidental puncture and laceration of a digestive system organ or structure during a digestive system procedure |
| | Accidental puncture and laceration of a digestive system organ or structure during other procedure |
| | Other intraoperative and postprocedural complications and disorders of digestive system |
| | Other intraoperative complications of digestive system |
| | Postprocedural hepatic failure |
| | Postprocedural hepatorenal syndrome |
| | Postprocedural hemorrhage of a digestive system organ or structure following a procedure |
| | Postprocedural hemorrhage of a digestive system organ or structure following a digestive system procedure |
| | Postprocedural hemorrhage of a digestive system organ or structure following other procedure |
| | Complications of intestinal pouch |
| | Pouchitis |
| | Other complications of intestinal pouch |
| | Retained cholelithiasis following cholecystectomy |
| | Postprocedural hematoma and seroma of a digestive system organ or structure following a procedure |
| | Postprocedural hematoma of a digestive system organ or structure following a digestive system procedure |
| | Postprocedural hematoma of a digestive system organ or structure following other procedure |
| | Postprocedural seroma of a digestive system organ or structure following a digestive system procedure |
| | Postprocedural seroma of a digestive system organ or structure following other procedure |
| | Other postprocedural complications and disorders of digestive system |
