8 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
Risk Factors For Active ... Active: Symptomatic ... Asymptomatic Active ... Active TB: • ... : 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
Risk Factors For Active ... Active: Symptomatic ... Asymptomatic Active ... Active TB: • ... : Active TB: •
Notice the cavitation especially on the right.
In the left upper lobe there is probably some traction-bronchiectasis
the left upper lobe ... Clinical #Radiology #Pulmonary ... #Tuberculosis #TB ... #Active #SecondaryTB ... #Cavitary #TractionBronchiectasis
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
PMH of latent TB ... s/p treatment and ... Labeled CXR: ... #Cavitary #CXR ... ChestXRay #Clinical #Pulmonary
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
which can cause pulmonary ... disease resembling TB ... a patient with active ... pus within the cavity ... Clinical #Radiology #CXR
TB
This patient presented first with the CXR on the left.
The findings are:
Widespread ill-defined densities, which are
first with the CXR ... Cavity in the right ... A CXR some years ... #Active #SecondaryTB ... #Cavitary #RadiologyAssistant
Primairy TB is usually clinically silent.
In 5% of infected individuals the immunity is inadequate and clinically
and clinically active ... On the CXR it is ... with cavitaty formation ... the left upper lobe ... #Cavitary #SecondaryTB
Tuberculin Skin Test Interpretation - Threshold for treatment
Induration cutoff >5mm:
 • Recent exposure to an individual
Tuberculin Skin Test ... Threshold for treatment ... individual with active ... TB • Abnormal ... CXR consistent