Calcifcn and ossifictn of muscles assoc w burns, l forearm

This code signifies the pathological hardening of muscle tissue in the left forearm due to the deposition of calcium salts (calcification) or the formation of bone (ossification), specifically as a complication following a burn injury. This condition, known as heterotopic ossification or myositis ossificans, can lead to pain and restricted range of motion.

Apply this code when documentation clearly indicates the presence of calcification or ossification within the muscles of the patient's left forearm, and a direct causal link to a prior burn injury is established. This typically occurs in the subacute or chronic phase of burn recovery.

• Ensure the documentation specifies the left forearm; laterality is crucial for accurate coding.
• Confirm the etiology is explicitly linked to a burn; other causes of myositis ossificans (e.g., trauma, neurological injury) would require different codes.
• Code the underlying burn injury (T20-T32 series) as a primary diagnosis if still active and being treated, with this code as a secondary diagnosis indicating a complication.