Pediatric Dental Clinic-Associated Outbreak of Mycobacterium abscessus Infection.

Background: Mycobacterium abscessus is an uncommon cause of invasive odontogenic infection.

Methods: M abscessus-associated odontogenic infections occurred in a group of children after they each underwent a pulpotomy. A probable case-child was defined as a child with facial or neck swelling and biopsy-confirmed granulomatous inflammation after a pulpotomy between October 1, 2013, and September 30, 2015.