12 results
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 #CTChest ... #Tuberculosis #TB ... #Active #SecondaryTB
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 ... Progression: • Upper lobe ... characteristic features Clinical ... Tuberculin skin test ... 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
infection • Pulmonary ... Progression: • Upper lobe ... characteristic features Clinical ... Tuberculin skin test ... Active TB: •
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
Testing LATENT TB ... result with no clinical ... IGRA/QuantiFERON-TB ... used to exclude pulmonary ... Diagnosis #Workup #TB
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Miliary TB: random ... a patient with active ... TB. 7. ... #Clinical #Diagnosis ... #Radiology #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 ... #Clinical #Radiology
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
PMH of latent TB ... original CXR Labeled ... CXR #ChestXRay #Clinical ... #Pulmonary #Radiology
TB
This patient presented first with the CXR on the left.
The findings are:
Widespread ill-defined densities, which are
TB This patient ... was positive for TB ... #Clinical #Radiology ... #Tuberculosis #TB ... #Active #SecondaryTB
Primairy TB is usually clinically silent.
In 5% of infected individuals the immunity is inadequate and clinically
clinically silent ... inadequate and clinically ... active disease ... the left upper lobe ... #Clinical #Radiology
Here we have a patient with atelectasis of the right upper lobe as a result of
the right upper lobe ... as a result of TB ... position of the left pulmonary ... view (red arrow) #Clinical ... #Radiology #CXR