UCSF Navigation Bar

UCSF Departments of Pathology & Laboratory Medicine Home Page

Lab Manual for UCSF Clinical Laboratories

Lab Manual for SFGH

Internal Resources

Click here for more information about laboratory operations and procedures

If you have additional questions regarding this test, please call: 415-353-1667

Search Our Test Menu


Item Value
Approval req'd? No
Available Stat? No
Test code 5FC
Performed by Focus via Quest
Sendout? Yes
Method HPLC
Container type Red top
Amount to Collect 4 mL blood
Sample type Serum
Preferred volume 2 mL serum
Min. Volume 1 mL
Processing notes Spin and freeze aliquot. Forward to CB.
Ref Lab Rejection Criteria Unacceptable at room temperature or refrigerated,
Units µg/mL (mcg/mL)
Normal range < 1.0 µg/mL
Synonyms 5FC; ancobon; FC,5-; flucytosine, 5-
Stability Frozen 2 weeks
Turn around times Turnaround 4-7 days
CPT coding 80299-90
LOINC code 3639-2
Last Updated 9/8/2012 1:56:08 PM
Entry Number 390
UCSF home page UCSF home page About UCSF Search UCSF UCSF Medical Center