Mycobacterium tuberculosis


Airborne Precautions (CAPR)

General Information

Acid fast bacillus

Latent disease believed to affect >20% of world population.

Prevalence higher in developing nations and mimics HIV/AIDS distribution.


  • Cavitating pneumonia

  • Upper lobe pnuemonia

  • Occasionally miliary


  • Lymph node disease

  • CNS infection

  • Osteomyelitis (Potts)

  • Peritoneal

  • Others

Infectious Diseases consultation required.

Airborne precautions for pulmonary disease.

Caseating granulomas on pathology.

MDR includes rifampin and isoniazid resistance.

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