Specialty hematology ICD-9-CM 279.05 eMedicine ped/2457 | ICD-10 D80.5 OMIM 606843 MeSH D053306 | |
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Hyper-IgM syndrome type 3 is a form of Hyper IgM syndrome characterized by mutations of the CD40 gene. In this type, Immature B cells cannot receive signal 2 from helper T cells which is necessary to mature into mature B cells.
References
Hyper-IgM syndrome type 3 Wikipedia(Text) CC BY-SA