Herpes IgM is a type of antibody that is produced by our immune system in response to herpes infection. The presence of IgM in the blood is used as a diagnostic test for herpes.
X-Linked Immunodeficiency With Hyper IgM - Causes and Treatment
X-linked immunodeficiency with hyper immunoglobulin M is a rare disease caused by mutations in the CD40 ligand.