Methodology
Polymerase Chain Reaction (PCR)/Fluorescence Monitoring
Synonyms
Fegafur; 5FU drug toxicity; DPYD genotyping; Xeloda; DPD; Capecitabine; Uftoral
Specimen Type
Whole Blood
Performing Lab
ARUP
Epic ID
Other Reference Test
Lab Test Days
Varies
Standard TAT
5-10 Days
Collection Information
Specimen Required
1-3 mL Whole Blood
Container Type
EDTA (Royal Blue-Top) Tube
Collection Instructions
Whole blood collected in an ACD Solution A/B (yellow-top) tube is also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Refrigerated-OK/Frozen-OK
Specimen Stability
Room Temp: 72 Hours; Refrigerated: 1 Week (preferred); Frozen: 1 Month
Rejection Criteria
Plasma or serum; Heparinized specimens; Frozen specimens in glass collection tubes
Test Volume Required
3 mL Whole Blood
Minimum Test Volume
1 mL Whole Blood
Processing Instructions
Complete an ARUP requisition and submit with specimen refrigerated. Send with daily Apollo Courier.
Comments
Insurance authorization is required prior to draw for Outpatients. Ok to send on Inpatients.
CPT Codes
81232
Revised
5/9/26
Initials
IM