8 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Compatible syndrome + MRI ... + toxo IgG • CNS ... 30% present w/ CNS ... #radiology #neurology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ringenhancing #lesions #cns ... brain #diagnosis #differential ... #algorithm #causes ... #radiology #neurology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
#POCUS #radiology ... #differential # ... diagnosis #comparison ... #table #appearance ... #hepatology
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Arthritis) - MSK Radiology ... Differential diagnosis ... • PVNS/Giant Cell ... #clinical #Radiology ... diagnosis #msk #rheumatology
Appearance of Liver Lesions on Magnetic Resonance Imaging (MRI) - T2, T1 precontrast, T1 portal venous,
MagneticResonance #radiology ... #differential # ... diagnosis #comparison ... #table #appearance ... #hepatology
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
exclude other causes ... Differential Diagnosis ... ancestry, LGE on MRI ... during Delivery • Stable ... diagnosis #management #cardiology
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
syndrome): - Hematologic ... Treat underlying cause ... interventional radiology ... ) - Symptoms: CNS ... ) - Symptoms: CNS
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... affects the skin, neurologic ... oligoclonal bands • MRI ... tract, and often causes ... chorioretinitis, CNS