3 results
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
(ICL) / Lymphocytopenia ... CRITERIA FOR ICL ... EBV. CMV. ... #Lymphopenia #ICL ... #diagnosis #hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
→Activation of CD8 ... Infections+++: Virus (EBV ... biologics (CMV +++, EBV ... of emergency, ICU ... treatment #summary #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
hemolysis • C3↓ C4 ... - Mycoplasma, EBV ... younger pts) Differential ... Hemoglobinuria (PCH ... hemolytic #anemia #hematology