Unsp inj extn musc/fasc/tend at forarm lv, unsp arm, init

This code signifies an injury to an extensor muscle, fascia, or tendon in the forearm, where the specific muscle or tendon involved is not documented. The injury's exact nature (e.g., strain, tear) is also unspecified, and the affected arm (left or right) is not identified. This code is used for the initial encounter for such an injury.

Use this code when a patient presents with a forearm extensor injury, but the medical record lacks specificity regarding the injured structure (e.g., "forearm extensor injury") and the affected side. This is appropriate for the initial evaluation and treatment of the injury.

• Only use this code when documentation is truly lacking specificity regarding the exact extensor muscle/tendon and laterality.
• Always query the provider for more specific information (e.g., specific muscle, tendon, or fascia, and laterality) to allow for a more precise code selection.
• Do not use this code if a more specific injury (e.g., extensor carpi ulnaris tendon tear) or laterality is documented.