21 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
characteristic features Clinical ... Active TB: • ... : Latent TB: • ... Active TB: • ... TB with TST or
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
characteristic features Clinical ... Active TB: • ... : Latent TB: • ... Active TB: • ... TB with TST or
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
TB • LTBI is diagnosed ... result with no clinical ... used to exclude pulmonary ... #Workup #TB #Latent ... #Active #LatentTB
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
Level on Chest XRay ... man with PMH of latent ... TB s/p treatment ... #ChestXRay #Clinical ... #Pulmonary #Radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... appreciate on a cest ... #Diagnosis #Radiology ... #Pulmonary #CXR
There are about a dozen x-ray findings, but two of them are especially important: Loss of
about a dozen x-ray ... aortic knob/aortic-pulmonary ... and the calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases Clinical ... Signs/Symptoms: ... /symptoms of active ... pulmonary TB PE ... tissue damage - CXR
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
a patient with active ... TB. 7. ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... Differential #Comparison #Table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
describe a chest X-ray ... visible wall #CXR ... #Differential #Table ... #Pulmonary #Diagnosis ... #Radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Blood cultures • CXR ... westermani • Other: TB ... #Abscess #pulmonary