S31.635 - Puncture wound without foreign body of abdominal wall, periumbilic region with penetration into peritoneal cavity S31.6 - Open wound of abdominal wall with penetration into peritoneal cavity S31.63 - Puncture wound without foreign body of abdominal wall with penetration into peritoneal cavity S31.635 - Puncture wound without foreign body of abdominal wall, periumbilic region with penetration into peritoneal cavity