A case series of uncommon causes of maxillary osteomyelitis: Understanding the pathology and recognizing the risks.

Maxillary osteomyelitis is a rare event. With emergence of bisphosphonates, the incidence of jaw osteomyelitis has increased. We report five uncommon cases, with a comprehensive review of etiology and pathology. The correlation between osteonecrosis and osteomyelitis is discussed.