AHA Coding Clinic® for ICD-9 - 2007 Issue 4; VOLUMES 1 AND 2 NEW/REVISED CODES

Aseptic Necrosis of Jaw

Effective October 1, 2007, code 733.45, Aseptic necrosis of bone, Jaw, has been created. Aseptic necrosis of the jaw involves severe loss or destruction of the jawbone. This condition is usually associated with the use of biphosphonate medication for treatment of osteoporosis and cancer but can be related to dental pathology, tooth extraction, and trauma. Etiology may even be unknown. There is a higher occurrence in the mandible than the maxilla. Symptoms include pain, swelling and infection of the gum and jaw, loose teeth, numbness of the jaw, drainage and exposed bone. In extremely severe instances, there is...

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