Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (3) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (3) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Blood (2) Fluid (1) (-) Serum or Plasma (2) Tissue (1) Urine (1) Test Area Postmortem (3) Therapeutics (1) Test Category Antiparkinsons (5) (-) Dopamine Precursor (1) Drugs of Abuse (2) (-) Therapeutics (3) Test Sub-Category Alcohols (1) Other (2) Parkinsons (1) Test Test Name 2504SP Levodopa, Serum/Plasma 8043B Postmortem, Prescription Screen w/Vitreous Alcohol, Blood (Forensic) 8092B Postmortem, Prescription Drugs Screen, Blood (Forensic) 8092SP Postmortem, Prescription Drugs Screen, Serum/Plasma (Forensic)