37 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
infection • Pulmonary ... : • Tuberculin ... Active TB: • ... and Culture • CXR ... disease • Check CXR
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
infection • Pulmonary ... : • Tuberculin ... Active TB: • ... and Culture • CXR ... disease • Check CXR
Identify a Positive Tuberculosis (TB) Skin Test
#Diagnosis #Tuberculosis #LatentTB #Tuberculin #SkinTest #TST #Interpretation #Induration #Thresholds #Diameters
Identify a Positive Tuberculosis ... (TB) Skin Test ... #Diagnosis #Tuberculosis ... #LatentTB #Tuberculin
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Tuberculin Skin ... individual with active ... TB • Abnormal ... CXR consistent ... individuals #Tuberculosis
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
LATENT TB • ... IGRA/QuantiFERON-TB ... interpreted Tuberculin ... used to exclude pulmonary ... Diagnosis #Workup #TB
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in Tuberculosis ... signs/symptoms of active ... pulmonary TB PE ... tissue damage - CXR ... for concomitant pulmonary
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
Pulmonary Tuberculosis - Patterns of Involvement
 • Scarring, Nodules and Consolidation
    - Lobar
Pulmonary Tuberculosis ... Pal @drdevrad #Pulmonary ... #Tuberculosis # ... TB #Patterns #chest ... clinical #radiology #CXR
Miliary Tuberculosis 
Hematogenous dissemination of Mycobacterium tuberculosis 
Clinical: 
 • Failure to thrive 
 • Fever
Miliary Tuberculosis ... Mycobacterium tuberculosis ... glands #Miliary #Tuberculosis ... #TB #Pulmonary
The Spectrum of Tuberculosis

As shown in the graphic from our Primer, exposure to M. tuberculosis can
The Spectrum of Tuberculosis ... exposure to M. tuberculosis ... have negative tuberculin ... InfectiousDiseases #Tuberculosis ... #Subclinical #Active