• D-dimer

  • DAT

  • DHT Di-OH-Testosterone

  • DHEA Sulphate

  • DHEA-SO4

  • DHEAS

  • DLDL

  • Delta-aminolaevulinic acid (ALA), porphobilinogen (PBG), porphyrins

  • Desialated transferrin

  • Desitrend

  • Diabetes Autoantibodies

  • Diabetes Mellitus Autoantibody Panel

  • Diff

  • Differential White Cell count

  • Differential leucocyte count

  • Digoxin

  • Direct Anti-human Globulin Test

  • Direct Antiglobulin Test

  • Direct Coombs Test

  • Direct LDL

  • Direct LDL Cholesterol

  • Direct LDL-C

  • Disaccharide Absorption Test

  • Dissolved salts or minerals

  • Dopamine

  • Double stranded DNA antibody

  • Drug Screen

  • Drug Test

  • Drug resistance testing

  • Drug screen

  • Drug testing

  • Drugs of Abuse