• Gabapentin

  • GAD (Glutamate-Decarboxylase)

  • Galactose in blood

  • gamma-Hexachlorocyclohexane Lindane, gammaxene, Gammallin, insectizide

  • Gastrin

  • Gentamicin

  • GGT (gamma-GT)

  • Gliadin IgA

  • Gliadin IgG

  • Gliadin-antibody in feces (IgA) Gliadin-scIgA-Ab

  • Glucagon

  • Glucose in blood

  • Glucose in CSF

  • Glucose in dialysate

  • Glucose in urine

  • Glutamat-Dehydrogenase (GLDH)

  • Gold

  • GOT (AST)

  • GPT (ALT)

  • Growth hormone (hGH, STH)