26 results
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Mycobacterium africanum ... • Mycobacterium ... mycobacterial infection (NTM ... characteristic features Clinical ... Active TB: •
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Mycobacterium africanum ... • Mycobacterium ... mycobacterial infection (NTM ... characteristic features Clinical ... Active TB: •
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
disease resembling TB ... a patient with active ... with atypical mycobacterium ... #Clinical #Radiology ... #Mycobacteria #NTM
Miliary Tuberculosis 
Hematogenous dissemination of Mycobacterium tuberculosis 
Clinical: 
 • Failure to thrive 
 • Fever
Miliary Tuberculosis ... dissemination of Mycobacterium ... tuberculosis ... Clinical: • Failure ... #TB #Pulmonary
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
LATENT TB • ... result with no clinical ... IGRA/QuantiFERON-TB ... TB AFB smear microscopy ... Diagnosis #Workup #TB
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in Tuberculosis ... extrapulmonary cases Clinical ... signs/symptoms of active ... Pathophysiology: - Mycobacterium ... tuberculosis complex
Notice the cavitation especially on the right.
In the left upper lobe there is probably some traction-bronchiectasis
#Clinical #Radiology ... Pulmonary #CTChest #Tuberculosis ... #TB #Active #SecondaryTB
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
inhalational injury Differential ... Infectious - Mycobacterium ... : Tuberculosis, ... NTB - Endemic ... pulmonary #CXR #clinical
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
belonging to the Mycobacterium ... tuberculosis complex ... Kansasii: • Mimics TB ... Lung Disease: • Clinical ... #Infections #differential
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
biopsy preferred Differential ... nocardia, leishmania, Tb ... , NTM; less common ... Sporotrichiosis #Infection #clinical