Overview
Actinomycosis (lumpy jaw) is caused by a bacteria introduced to face tissues by trauma, surgery or infection. Long term treatment with antibiotics is often required.
Review Date 12/31/2023
Updated by: Jatin M. Vyas, MD, PhD, Roy and Diana Vagelos Professor in Medicine, Columbia University Vagelos College of Physicians and Surgeons, Division of Infectious Diseases, Department of Medicine, New York, NY. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.