11-Deoxycorticosterone Quantitative by HPLC-MS/MS, Serum or Plasma 11-Deoxycortisol Quantitative by HPLC-MS/MS, Serum or Plasma D2-40 by Immunohistochemistry D-Dimer DDIT3 (CHOP) (12q13) Gene Rearrangement by FISH Deamidated Gliadin Peptide (DGP) Antibodies, IgA and IgG Deamidated Gliadin Peptide (DGP) Antibody, IgA Deamidated Gliadin Peptide (DGP) Antibody, IgG Dehydroepiandrosterone Sulfate, Serum Desipramine, Serum or Plasma by Tandem Mass Spectrometry Diphtheria & Tetanus Antibodies, IgG Double-Stranded DNA (dsDNA) Antibody, IgG by IFA (using Crithidia luciliae) Desmin by Immunohistochemistry Diphtheria Antibody, IgG Doxepin and Metabolite, Serum or Plasma Desmoglein 1 and Desmoglein 3 Antibodies in Pemphigus, IgG Diphtheria, Tetanus, and H. Influenzae b Antibodies, IgG Drug Detection Panel by High-Resolution Time-of-Flight Mass Spectrometry, Serum or Plasma Dexamethasone, Serum or Plasma by LC-MS/MS Direct Coombs (Anti-Human Globulin)