White Cell Cystine
Label Mnemonic: WBCCYS
Epic Lab Code: LAB4286
Downtime Form: A-1a Doctor/Provider Orders - Pathology Core and Specialty Care Nursery
Commercial Mail-out Laboratory
5231 RCP
Whole Blood
Specimen Instructions:
Blood must be taken before a scheduled dose of cysteamine and (for this method) processed immediately for the white cell cystine measurements to be meaningful.
Collection Medium:
Yellow top tube 8.5 mL (ACD solution A)
Preferred Minimum: 8.5 mL blood in ACD solution A) yellow top tube
Absolute Minimum: 2.0 mL blood in ACD solution A) yellow top tube
Delivery Instructions:
Keep on ice and deliver to laboratory immediately.
Testing Schedule:
Collect Monday thru Thursday only. Do not collect on Fridays, Weekends, or Holidays.
Please print, complete, and submit the UCSD Biochemical Genetics and Metabolomics Standard Requisition with the sample and the A-1a Miscellaneous Request or Epic Req.
CPT Code: