Mycobacterium simiae infection in the United States. A case report and discussion of the organism.
The clinical and bacteriologic features of a case of mycobacteriosis in which Mycobacterium simiae was thought to be the causative agent are presented. The unique features of this organism, includeing its positive niacin reaction and photochromogenicity, which may lead to confusion  with other mycobacterial species, are duscussed.
D000368:Aged; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D009161:Mycobacterium / Q000302:isolation & purification; D009164:Mycobacterium Infections / Q000453:epidemiology* / Q000382:microbiology; D013045:Species Specificity; D013183:Sputum / Q000382:microbiology; D014481:United States