8 results
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Triggering factor (infection ... +++: Virus (EBV, ... biologics (CMV +++, EBV ... Drugs, Unknown cause ... of emergency, ICU
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Glomerular Proteinuria (Positive ... proliferative • Anti-GBM ... HSP • Post-infectious ... #Proteinuria #Nephrology
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
CD4 Lymphopenia (ICL ... DIAGNOSTIC CRITERIA FOR ICL ... EBV. CMV. ... #Lymphopenia #ICL ... #Differential #Causes
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease caused ... effect/Edema • EBV ... and <25% culture positive ... InfectiousDiseases #Neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
non-localized EOM ... suspected and anti-ACh ... cogan sign and the ice ... ophthalmology #neurology
Cullen's sign. Lipase 1,781. Bruising in the skin around the umbilicus. This sign is named after
conditions that cause ... pregnancy, or other causes ... #cullensign #em ... peritonitis #IM #FM #ICU
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Summary Acute AIDP ... Epidemiology: • 1-2 cases ... response preceding infection ... - HIV, CMV, EBV ... management #treatment #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... virus • CMV • EBV ... • Gram stain: Positive ... 90% • Culture: Positive ... differential #diagnosis #neurology