Pnctr ofbd wall with fb, l flank with penet perit cav, init

This code describes a penetrating injury to the left flank of the abdomen, specifically a puncture wound that has introduced a foreign object and breached the peritoneal cavity. This indicates a significant injury with potential for internal organ damage and infection.

Use this code for a patient presenting with a stab wound or similar puncture injury to the left flank where a foreign body (e.g., knife, bullet fragment) is still present or clearly documented to have entered the peritoneal space. This code is appropriate for the initial treatment encounter for such an injury.

• Ensure documentation explicitly states "left flank" and "penetration into peritoneal cavity" with a "foreign body."
• Do not use this code if the foreign body has been removed prior to presentation or if penetration into the peritoneal cavity is not confirmed.
• Remember the "A" suffix indicates an initial encounter; subsequent care would require different seventh characters.