6 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... abscess, Necrotizing ... , NTB, Fungal, Parasitic ... cancer, Metastatic ... Diagnosis #Algorithm #lesion
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
of a cavitating lung ... C = cancer - ... abscess (TB, fungal ... #Lesions #Differential ... #Lung #Pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Nodular or cavitary ... lesions - Centrilobular ... Kansasii: • Mimics TB ... with: Cavitary ... disease, alcohol, cancer
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
stable residual lesion ... foreign body, cancer ... Prevotella • Fungal ... westermani • Other: TB ... #Abscess #pulmonary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
fibrotic lesions ... mycobacterial infection (NTM ... ) • Fungal infection ... cancer • Septic ... abscess Primary
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
fibrotic lesions ... mycobacterial infection (NTM ... ) • Fungal infection ... cancer • Septic ... abscess Primary