Gene List:
AICDA, ATM, BTK, CD40, CD40LG, MRE11, NBN, NFKBIA, PIK3CD, SH2D1A, UNG

References:
Leven EA, et al. Hyper IgM Syndrome: a Report from the USIDNET Registry. J Clin Immunol. 2016 Jul;36(5):490-501.

Davies EG, et al. Update on the hyper immunoglobulin M syndromes. Br J Haematol. 2010 Apr;149(2):167-80.