tci General Surgery Coding Alert - 2011 Issue 12

ICD-10: Switch from 567.22 to K65.1 for Peritoneal Abscess

Little changes from ICD-9 to ICD-10 for this condition. Your surgeon may diagnose a peritoneal abscess when a procedure such as abdominal paracentesis confirms a pocket of infected fluid and pus within the abdominal cavity. That's when you'll turn to 567.22 (Peritoneal abscess) to describe the diagnosis. But when ICD-9 shifts to ICD-10 on Oct. 1, 2013, you'll need to report the condition with K65.1 (Peritoneal abscess). Code cause, if known: The condition is often caused by a ruptured appendix, ruptured intestinal diverticulum, inflammatory bowel disease, or parasitic infection in the intestines. You should also code those...

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