Adhesions and ankylosis of right temporomandibular joint

📋Clinical Description

This code signifies the pathological fusion or fibrous bands within the right temporomandibular joint (TMJ), restricting its normal range of motion. This condition can result in pain, limited jaw opening, and difficulty with mastication.

🎯When to Use

Apply this code when documentation specifies adhesions or ankylosis affecting the right TMJ. This is typically diagnosed through clinical examination, imaging studies like MRI or CT, and patient history of restricted jaw movement.

💡Coding Tips

Ensure laterality is clearly documented as "right" to support this specific code.
Distinguish between adhesions/ankylosis and other TMJ disorders like internal derangement (M26.62-) or other specified disorders (M26.69-).
Look for documentation of surgical intervention to release adhesions or correct ankylosis, which may require additional procedure codes.

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Code Hierarchy

▲M26.61Adhesions and ankylosis of temporomandibular joint

M26.611(current)

Same Category

M26Dentofacial anomalies [including malocclusion]M26.0Major anomalies of jaw size M26.00Unspecified anomaly of jaw size M26.01Maxillary hyperplasia M26.02Maxillary hypoplasia M26.03Mandibular hyperplasia M26.04