Cardiolipin IgG (ACA) Cardiolipin IgM (ACA-M) Catecholamines CCP (Cyclic Citrullinated Peptide Ab) CCP (Cyclic Citrullinated Peptide Ab) CEA (Carcinoembryonic Antigen) Ceruloplasmin Chicken Pox Antibody Chlamydia Direct IF Monoclonal Test Chlamydia IgA (IFA Test) Chlamydia IgG (IFA Test) Chlamydia IgM (IFA Test) Chloride Chloride (Urine) Cholesterol Cholinesterase True (Erythrocytic, RBC Cholinesterase) CK-MB CK-MM CMV Avidity Test CMV IgG (IFA) CMV IgM (IFA) Colloid Thyroid Ab Complement C3c (Nephelometry) Complement C4 (Nephelometry) Coombs Direct (Rh antibodies) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19