Lacerat unsp musc/fasc/tend at wrs/hnd lv, unsp hand, subs

This diagnosis code indicates a laceration affecting an unspecified muscle, fascia, or tendon in the wrist or hand region, where the specific hand (left or right) is not documented. The "D" suffix signifies that this is a subsequent encounter for the injury, meaning the patient is receiving routine care during the healing or recovery phase.

Apply this code when a patient presents for follow-up care, such as wound checks, dressing changes, or physical therapy, for an unspecific laceration of muscle, fascia, or tendon in the wrist or hand. This is appropriate when the initial treatment has already been rendered and the injury site or specific tissue involved is not precisely identified in the medical record.

• Ensure documentation clearly indicates a subsequent encounter for the injury.
• Avoid using this code if the specific muscle, fascia, or tendon is identified; instead, use a more precise code from the S66.x series.
• If the laterality (left or right hand) is documented, select the appropriate specific laterality code.