Strain flexor musc/fasc/tend r idx fngr at forarm lv, init

This code describes a non-traumatic overstretching or tearing of the muscle, fascia, or tendon on the palmar side of the right index finger, specifically where these structures originate or extend into the forearm. It indicates an acute injury to the flexor apparatus of the right index finger.

Apply this code for patients presenting with pain, swelling, or limited movement in the right index finger and forearm following activities that involve repetitive gripping, forceful flexion, or sudden extension of the finger. This is appropriate for initial evaluations of new injuries, such as those sustained during sports, work-related tasks, or other physical activities.

• Ensure the documentation specifies "strain" and not a sprain, laceration, or fracture.
• Verify the injury is to the right index finger and involves the flexor structures at the forearm level.
• Confirm this is the initial encounter for this specific injury. Subsequent encounters will require a different seventh character.