3 results
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Common Variable ... - gastric and breast ... DDX - Other causes ... : • Nephrotic syndrome ... (Epstein-Barr syndrome
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
PFAPA is the most common ... globally, excluding areas ... symptoms is widely variable ... particularly if early ... known pathogenic cause
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
caused by uncontrolled ... if untreated; early ... in infancy or early ... Presentation • Common ... • Treat underlying