title: Isolation of acid-fast organisms from surgical specimens.
abstract: A total of 204 surgical specimens positive for acid-fast organisms yielded 169 strains of Mycobacterium tuberculosis, 15 of which were isolated by Middlebrook 7H-9 broth medium only. Mycobacteria other than M. tuberculosis were isolated from 33 specimens, and Nocardia asteroides was isolated from 2 specimens.
mesh_terms: D001431:Bacteriological Techniques; D001826:Body Fluids / Q000382:microbiology; D006801:Humans; D009161:Mycobacterium / Q000302:isolation & purification*; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification; D009616:Nocardia asteroides / Q000302:isolation & purification*; D009928:Organ Specificity; D013045:Species Specificity; D013514:Surgical Procedures, Operative