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Leukocyte Adhesion Deficiency (LAD Type 1): Delayed Umbilical Cord Separation & Recurrent Infections | USMLE Immunology
Learn how to identify Leukocyte Adhesion Deficiency Type 1 (LAD-1) on USMLE-style questions. Understand the hallmark features — delayed cord separation, recurrent bacterial infections without pus, and CD18 deficiency — with diagnostic reasoning and high-yield immunology insights.