Airborne Precautions (N95)
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 pneumonia
Occasionally miliary
Extrapulmonary:
Lymph node disease
CNS infection
Osteomyelitis (Potts)
Peritoneal
Others
Airborne precautions for pulmonary disease.
Caseating granulomas on pathology.
MDR includes rifampin and isoniazid resistance.
See TB guideline.