Deficiency of circulating IgA and IgM in adult patients with lichen planus.
Investigations on thirteen consecutive adult patients with classical lichen planus revealed a significant lowering in the levels of circulating IgA and IgM. Patients with lichen planus may have an immunological defect which makes them susceptible to infection with an unknown virus.
D000328:Adult; D000368:Aged; D004406:Dysgammaglobulinemia / Q000150:complications*; D005260:Female; D006801:Humans; D007070:Immunoglobulin A / Q000032:analysis; D007074:Immunoglobulin G / Q000032:analysis; D007075:Immunoglobulin M / Q000032:analysis; D007153:Immunologic Deficiency Syndromes / Q000150:complications*; D008010:Lichen Planus / Q000276:immunology*; D008297:Male; D008875:Middle Aged
D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M