82 results
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
Cavitary Lesion ... Air-Fluid Level on Chest ... PMH of latent TB ... and pleuritic chest ... #Cavitary #CXR
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
CAVITY – a useful ... of a cavitating lung ... pulmonary abscess (TB ... #Mnemonic #Cavitary ... #Differential #Lung
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... Acute Infections: Lung ... Chronic Infections: TB ... Autoimmunity: RA, GPA #Cavitary ... #Lung #Disease
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
lucencies within the lung ... , like cyst, cavity ... we describe a chest ... density in the lung ... visible wall #CXR
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
disease resembling TB ... pus within the cavity ... Clinical #Radiology #CXR ... Mycobacteria #NTM #Cavity
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
Droplets that contain bacilli ... affecting the lungs ... • Progressive lung ... 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
Droplets that contain bacilli ... affecting the lungs ... • Progressive lung ... and Culture • CXR ... disease • Check CXR
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... The chest film shows ... densities iin the left lung ... Clinical #Radiology #CXR ... #SepticEmboli #Cavity
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Typically from TB ... patients with TB ... active pulmonary TB ... - Spread of bacilli ... tissue damage - CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
disease: Pleuritic chest ... Blood cultures • CXR ... early disease) • CXR ... level seen • Chest ... westermani • Other: TB