Severe Polymicrobial Pneumonia With Septicemia After Interruption of Immunoglobulin Replacement in X‐Linked Agammaglobulinemia: A Case Report
Background X‐linked agammaglobulinemia (XLA) is an inherited primary immunodeficiency characterized by impaired B‐cell maturation, profound hypogammaglobulinemia, and susceptibility to recurrent bacterial infections. Lifelong immunoglobulin replacement therapy (IGRT) is essential to reduce infectious complications, but...