1106 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Paracoccidioidomycosis, Histoplasmosis ... Dermatomyositis, Lung
Co-occurrence of Lung-Brain Infections
When we hear a patient w/ co-occurrence of lung-brain infection, Nocardia seems to
Co-occurrence of Lung-Brain ... co-occurrence of lung-brain ... • Nocardia • Histoplasmosis ... CoInfections #Infections #Lung
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
Concurrent Brain and Lung ... Cryptococcus neoformans, Histoplasmosis ... ID_fellows #Brain #Lung
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain and Lung ... Cryptococcus neoformans, Histoplasmosis ... febrilepodcast #Brain #Lung
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain and Lung ... Cryptococcus neoformans, Histoplasmosis ... febrilepodcast #Brain #Lung
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
presentation of TB, lung ... cancer, and histoplasmosis ... distinguish it from Histoplasmosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... M, avium, TB, histoplasmosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... Hypersensitivity Pneumonitis, Histoplasmosis ... Etiology: Lung ... apices of the lung ... CO2 & pH in the lung
Causes of Superior Vena Cava (SVC) Syndrome 
Malignant Causes (2/3 of cases)
 - 95%
- 95% - Lung ... causes - Histoplasmosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... Toxoplasmosis • Histoplasmosis ... macrophages in HIV • Lung ... cough, myalgia • Lung ... Microsporidium #Lung