Mycobacterium ulcerans


  • Slow-growing Mycobacterium that grows best in vitro at 28 to 33º C.
    • It may require 6-12 wks to grow in the laboratory.
  • Notify lab if suspicious--should prompt addition of egg yolk or reduced oxygen tension to enhance recovery.
  • Aquatic insects may be a vector for M. ulcerans, and some fish may be passive reservoirs.

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Last updated: January 23, 2023