Unsp comp of fb acc left in body fol heart cath, sequela

This code signifies a long-term or late-onset complication arising from a foreign object that was inadvertently retained within the body after a heart catheterization procedure. The specific nature of the complication is not documented or is unknown. This indicates a persistent issue directly attributable to the retained foreign body.

Use this code when documentation clearly indicates a sequela (a condition following and resulting from a disease or injury) due to an unspecified foreign body accidentally left in the body after a heart catheterization. This would apply to follow-up encounters where the initial complication has resolved, but a new, related, and unspecified issue has developed.

• Assign this code as a secondary diagnosis, following the code for the specific sequela if known.
• Ensure the documentation explicitly links the current unspecified complication to a retained foreign body from a prior heart catheterization.
• If the specific complication is known, a more precise code from the T81.5 series (e.g., T81.505A for initial encounter) should be used instead.