Mycobacterium lentiflavum

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Mycobacterium lentiflavum
Fibrothorax caused by infection with M lentiflavum.
Scientific classification edit
Domain: Bacteria
Phylum: Actinomycetota
Class: Actinomycetia
Order: Mycobacteriales
Family: Mycobacteriaceae
Genus: Mycobacterium
M. lentiflavum
Binomial name
Mycobacterium lentiflavum
Springer et al. 1996, ATCC 51985

Mycobacterium lentiflavum
Etymology: Lentus from Latin for slow, flavus, Latin for yellow.


Gram-positive, nonmotile and acid-fast coccobacilli.

Colony characteristics

  • Smooth colonies, with bright yellow pigmentation 1-2mm in diameter.


Differential characteristics

Type strain

Strain 2186/92 = ATCC 51985 = CCUG 42422 = CCUG 42559 = CIP 105465 = DSM 44418 = JCM 13390.


Bronchiectasis and nontuberculous mycobacterial lung disease caused by Mycobacterium lentiflavum

Seen in young children with cervical lymphadenitis and in immunocompromised patients[1]One case of vertebral osteomyelitis reported


  1. Molteni C, Gazzola L, Cesari M, Lombardi A, Salerno F, Tortoli E, et al. Mycobacterium lentiflavum infection in immunocompetent patient. Archived 2010-02-04 at the Wayback Machine Emerg Infect Dis. 2005 Jan.
  • Springer et al. 1996. Isolation and characterization of a unique group of slowly growing mycobacteria: description of Mycobacterium lentiflavum sp. nov. J. Clin. Microbiol. 34, 1100–1107.

External links