title: Mycobacterium chelonei and orbital granuloma after tear duct probing.
abstract: A 75-year-old woman developed an orbital mass after lacrimal duct probing. Acid-fast bacteria were observed on special stains and Mycobacterium chelonei, subspecies abscessus was isolated. The patient had been taking systemic corticosteroids.
mesh_terms: D000368:Aged; D003608:Dacryocystorhinostomy; D004917:Erythromycin / Q000627:therapeutic use; D005260:Female; D006801:Humans; D007766:Lacrimal Apparatus Diseases / Q000209:etiology / Q000382:microbiology* / Q000473:pathology; D009161:Mycobacterium / Q000302:isolation & purification; D009164:Mycobacterium Infections / Q000188:drug therapy / Q000473:pathology / Q000601:surgery*; D009915:Orbit / Q000473:pathology / Q000601:surgery*
chemical_list: D004917:Erythromycin