Clinical Characteristics of Adults with Chronic Rhinosinusitis and Specific Antibody Deficiency

Conclusions Of the 239 patients with CRS with normal IgG levels evaluated for immunodeficiency, 56 (23.4%) had SAD. A majority of patients with SAD may not need Ig replacement; however, a subset of patients with SAD benefit from Ig replacement.
Source: The Journal of Allergy and Clinical Immunology: In Practice - Category: Allergy & Immunology Source Type: research