3 results
Idiopathic CD4 Lymphopenia (ICL) / Lymphocytopenia 

DIAGNOSTIC CRITERIA FOR ICL
 • Persistent CD4 T-cell lymphopenia
 •
underlying primary or secondary ... ASSOCIATIONS W/ LOW ... MTB/MAC • Common ... variable immune ... #Differential #Causes
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Common Variable ... infection risk secondary ... DDX - Other causes ... Burns • Protein-losing ... #Variable #Immunodeficiency
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
(pleocytosis & low ... immunocompromised CD4 ... Nausea & vomiting ... maintenance therapy and secondary ... deoxycholate, massive losses