12 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Nocardia Chronic (≥ 12 ... Chronic Infections: TB ... cancer, Metastatic ... Diagnosis #Algorithm #lesion ... #pulmonary #differential
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
mnemonic for the causes ... of a cavitating lung ... C = cancer - ... abscess (TB, fungal ... Mnemonic #Cavitary #Lesions
Lung Nodule - Differential Diagnosis Algorithm
Nodule on > 2 Years Without a Change in Size:
 •
cancer • Metastases ... ("cannonball lesions ... Infection: • Fungal ... Diagnosis #Algorithm #Causes ... #Pulmonary
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
the Great Lakes region ... - Sporadic cases ... presentation of TB ... , lung cancer, and ... management #summary #fungal
Tuberculosis Overview

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

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... fibrotic lesions ... infection (NTM) • Fungal ... cancer • Septic ... emboli • Lung
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
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Pseudomonas FUNGAL ... Polymorphic skin lesions ... factor • May cause ... infiltrates, mimicking TB ... Infections #HIV #AIDS #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Illnesses: • Pulmonary ... Nodular or cavitary lesions ... Kansasii: • Mimics TB ... disease, alcohol, cancer
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
lesions that are ... diameter are called lung ... masses & should ... chest CT in 6 to 12 ... cancer. source