Test Overview
Test Methodology

Liquid chromatography-tandem mass spectrometry (LC-MS)

Test Usage

Monitor cyclosporin levels in blood to prevent toxicity and maintain proper therapeutic dosage.

Reference Range *

Therapeutic range: 50 - 400 ng/mL.

Test Details
Days Set Up
Daily
Analytic Time

8 hours

Soft Order Code
CYCLO
MiChart Code
Cyclosporine Level
Synonyms
  • CSA
  • Cyclosporine A
  • Neoral
  • Sandimmune
  • Gengraf
  • CYCLO
  • CYCLO2
  • CYCLOSPORINE, BY HPLC
  • CYCLOSPORINE, 2-HOUR POST DOSE
Laboratory
Chemical Pathology
Section
Drug Analysis
Specimen Requirements
Collection Instructions

Collect a trough specimen (draw immediately prior to next dose) in a lavender top tube. Mix collection tube gently by inversion to prevent clotting. Send intact specimen; do NOT centrifuge. Store intact whole blood refrigerated or at room temperature.

Lavender Top Tube
Normal Volume
2 mL whole blood
Minimum Volume
1 mL whole blood
Additional Information

Cyclosporine is an immunosuppressant used to prevent rejection of organ transplants.

Billing
CPT Code
80158
Fee Code
20531
LOINC
55805-6
NY State Approved
No