Primary blast injury of sigmoid colon, sequela

This code signifies a long-term complication or residual effect stemming from a primary blast injury that specifically affected the sigmoid colon. This could include issues like strictures, adhesions, fistulas, or chronic pain that developed as a direct result of the initial blast trauma to this part of the large intestine. The "sequela" indicates that the acute injury has passed, and the patient is now experiencing the lasting consequences.

Use this code when documenting a patient presenting with a chronic condition or complication directly attributable to a past primary blast injury of the sigmoid colon. This applies to follow-up encounters where the focus is on managing these persistent issues, rather than the initial acute injury. It would be appropriate for patients undergoing treatment for blast-related bowel dysfunction or structural changes in the sigmoid colon.

• Always use this code as a secondary diagnosis, following the code for the specific sequela (e.g., K56.0 for paralytic ileus, K63.2 for fistula of intestine).
• Ensure documentation clearly links the current condition to a primary blast injury of the sigmoid colon, and that it is a sequela (not an acute injury).
• Verify the encounter is for the management of the long-term effect, not the initial trauma.