Expanding the Clinical Phenotype with CD79A Mutation and Refractory Helicobacter Bilis Infection.

Abstract excerpt

Autosomal recessive agammaglobulinemia is a severe primary antibody deficiency disorder typically presenting in infancy. We present a rare case of an 8-year-old boy with AR agammaglobulinemia due to a homozygous splice site variant (c.499-1G > A) in the CD79A gene. Despite monthly intravenous immunoglobulin replacement and prophylactic antibiotics, he developed refractory Helicobacter bilis leg ulcers....

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