5 results
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
(ICL) / Lymphocytopenia ... CRITERIA FOR ICL ... EBV. CMV. ... #Lymphopenia #ICL ... #Differential #
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
: - ANCA-positive ... anti-ANCA ab, anti-GBM ... ab, ANA, C3, C4 ... resolution chest CT ... #diagnosis #nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... enhancement on CT ... effect/Edema • EBV ... and <25% culture positive ... CNS #Infections #differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
dehydrogenase • Positive ... hemolysis • C3↓ C4 ... - Mycoplasma, EBV ... younger pts) Differential ... Hemoglobinuria (PCH
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
• History of EBV ... - Lymphocyte rich ... Mediastinal mass) • CT ... Immunohistochemical studies (to differentiate ... physical exam, CT