Lacerat intrinsic musc/fasc/tend thmb at wrs/hnd lv, sequela

This code signifies a long-term complication or late effect resulting from a laceration to the intrinsic muscles, fascia, or tendons within an unspecified thumb, specifically at the wrist and hand level. It indicates that the initial injury has healed, but residual issues related to that laceration are still present.

Use this code when documenting a patient presenting with ongoing symptoms or conditions directly attributable to a previously sustained laceration of the thumb's intrinsic structures. This includes scenarios where scar tissue, chronic pain, limited range of motion, or weakness are sequelae of the original injury. This code is appropriate for follow-up visits addressing these lasting effects.

• Always use this code as a secondary diagnosis, following a code that describes the specific sequela (e.g., scar, contracture, chronic pain).
• Ensure documentation clearly links the current condition to the previous laceration of the thumb's intrinsic structures.
• Verify laterality (left, right) is not specified in the documentation, as this code is for an "unspecified thumb."