Inj extensor musc/fasc/tend l rng fngr at forarm lv, init

This code signifies an injury to the extensor muscles, fascia, or tendons of the left ring finger, specifically occurring at the forearm level. This type of injury involves damage to the structures responsible for extending the finger, located proximally to the wrist.

Use this code for initial encounters when a patient presents with a new injury to the extensor mechanism of their left ring finger, with the injury site identified in the forearm. This could include strains, sprains, or partial tears of these specific tissues.

• Ensure the injury location is precisely at the forearm level, not the hand or wrist.
• Verify the affected finger is specifically the ring finger and on the left side.
• Confirm this is the initial encounter for this specific injury; subsequent care would use a different seventh character.