Lacerat intrinsic musc/fasc/tend r thm at wrs/hnd lv, init

This code signifies a tear or cut to the intrinsic muscles, fascia, or tendons within the right thumb, specifically at the wrist or hand level. This injury involves the deep structures responsible for fine motor movements and stability of the thumb.

Apply this code for initial treatment of acute injuries such as those sustained from sharp objects, machinery accidents, or severe crushing forces affecting the right thumb's intrinsic structures. It is appropriate for the first encounter where the injury is evaluated and definitive treatment is planned or initiated.

• Ensure documentation specifies the right thumb and the involvement of intrinsic muscles, fascia, or tendons.
• Verify the injury location is at the wrist or hand level, not just the digit itself.
• Confirm this is the initial encounter for this specific injury; subsequent encounters will require different seventh characters.