Mumps IgG, Mumps IgM, Mumps Total Ab
Mumps IgM or IgG Antibody (anti-Mumps IgM or IgG) Mumps CF Total Antibody (anti-Mumps total)
3 – 5 mL plain blood. (a) To diagnose acute infection, send single acute sample for mumps IgM antibody and a second serum taken two weeks later for mumps CF total antibody on the pair. (b) To diagnose past infection, send single sample for mumps IgG antibody.
Refrigerate samples if delay in transporting to laboratory is anticipated. Do not freeze.
Anti-Mumps IgM or IgG: Immunofluorescence assay Anti-Mumps total: Complement Fixation Test
Acute infection: Acute serum positive for IgM Ab and/or paired sera showing ≥ 4 fold rise in CF Ab titres Past infection/Immunity: Presence of IgG Ab in the absence of specific IgM
Anti-Mumps IgM or IgG: <1 – 4 days Anti-Mumps Total: 1 – 6 days
Anti-Mumps IgM or IgG: Tuesday and Friday Anti-Mumps Total: Tuesday and Thursday