Stanford Hospital & Clinics and Lucile Packard Children’s Hospital
RESULT
Test Name : Risperidone and 9-Hydroxyrisperidone Order Code : YRISPM
Note: This is a Sendout/Referred Test and is only offered to registered patients of SHC or LPCH.
Synonyms: Risperdal
Specimen Type: Serum or Plasma
Container Type: Red-top tube (Plain) no additive, or Green-top tube (sodium heparin)
Required Volume: 3 mL
Minimum Volume (Pediatric): 0.6 mL
Methodology: Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Standard Run Times: Mon - Sun
Turnaround Time: 5 days
Special Handling: Submit only 1 of the following specimens. Serum: Draw blood in a plain, red-top tube(s). Spin down and send 3 mL of serum refrigerated. Indicate serum on request form. Label specimen appropriately (serum). Trough levels are most reproducible. Plasma: Draw blood in a green-top (sodium heparin) tube(s). Spin down and send 3 mL sodium heparin plasma refrigerated. Indicate plasma on request form. Label specimen appropriately (plasma). Trough levels are most reproducible.
CPT Codes: 82542
LPCH EPIC Code: LAB3139
SHC EPIC Code: LABYRISPM
Causes For Rejection: Serum gel tube is NOT acceptable. Plasma gel tube is not acceptable.
Department: Sendouts
Clinical Specialties: Toxicology/Therapeutic Drug Monitoring
Sendout Lab: Mayo Medical Laboratories
URL: http://www.mayomedicallaboratories.com/test-catalog/Overview/91105