7 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
PCR 50% sensitive ... granulomatosis: • EBV-associated ... lesions • 80% with lung ... multiple lesions Infectious ... Lesions #Brain #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
hemorrhage • CSF PCR ... Toxoplasma gondii PCR ... • JC-virus PCR ... Enhancement • PCR ... #Infections #differential
Chest radiography showed perihilar opacities in both lungs with free air in the mediastinum (Panel A,
opacities in both lungs ... opacities in both lungs ... severity in the left lung ... #Clinical #PCC # ... IM #EM #Pneumomediastinum
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Donath-Landsteiner Antibodies[PCH ... Clinical Presentation ... - Mycoplasma, EBV ... younger pts) Differential ... Hemoglobinuria (PCH
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
GrepMed Handbook Clinical ... Acute Diarrhea (>3 BM ... Pathophysiology: Spore ... non-toxigenic • Stool PCR ... Clostridioides #Difficile #Clostridium
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Enteroviruses (e.g ... virus • CMV • EBV ... • Common clinical ... #Infections #differential
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Tenderness → Consider infectious ... Aldolase levels • EMG ... • ANA < 20 % IBM ... #rheumatology #differential