3591 results
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
• Infectious Causes ... Paracoccidioidomycosis, Histoplasmosis ... Non-Infectious Causes ... Dermatomyositis, Lung
Causes of Superior Vena Cava (SVC) Syndrome 
Malignant Causes (2/3 of cases)
 - 95%
Causes of Superior ... - 95% - Lung ... Non-Malignant Causes ... - Histoplasmosis ... SuperiorVenaCava #Syndrome #Causes
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 ... Differential #Diagnosis #causes
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 ... Differential #Diagnosis #causes
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 ... Differential #Diagnosis #causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions • 80% with lung ... M, avium, TB, histoplasmosis ... differential #diagnosis #causes
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... Hypersensitivity Pneumonitis, Histoplasmosis ... Etiology: Lung ... Therefore, conditions caused ... pulmonary apices caused
Causes of Acute Pericarditis:

Infectious;

Viral: 
Adenovirus 
Coxsackie virus A and B 
Echovirus 
Epstein-Barr virus 
Hepatitis 
Human immunodeficiency
Causes of Acute ... Coccidioidomycosis Histoplasmosis ... Breast Leukemia Lung ... Rheumatic fever #Causes
Causes of Night Sweats - Differential Diagnosis
 • Malignancy: Lymphoma, Leukemia, Other neoplasm
 • Infections: Human
Causes of Night ... Fungal infections (histoplasmosis ... coccidioidomycosis), Lung ... Differential #Diagnosis #Causes
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Also known as: Lung ... the course of Histoplasmosis ... Broncholithiasis - Infectious Causes ... Tuberculosis • Histoplasmosis ... Noninfectious Causes