Mycobacterium tuberculosis

Mycobacterium tuberculosis


Airborne Precautions (N95)


General Information

Acid fast bacillus

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

Prevalence higher in developing nations and mimics HIV/AIDS distribution

Pulmonary - cavitating pneumonia, upper lobe pnuemonia, occasionally miliary

Extrapulmonary including lymph node disease, CNS infection, osteomyelitis (Potts), peritoneal and others.

Airborne precautions for pulmonary disease

Caseating granulomas on pathology

MDR includes Rifampin and Isoniazid resistance