White Cell Cystine
Label Mnemonic: | WBCCYS |
Epic code: | LAB4286 |
Downtime form: | Doctor/Provider Orders - Pathology Core and Specialty Care Nursery |
Commercial Mailout Laboratory
6240-8 RCP
356-8593
6240-8 RCP
356-8593
Specimen(s):
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:
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Yellow top tube 8.5 mL (ACD solution A) |
Minimum:
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
Absolute Minimum: 2.0 mL blood in ACD solution A) yellow top tube
Delivery Instructions:

Testing Schedule:
Collect Monday thru Thursday only. Do not collect on Fridays,
Weekends, or Holidays.
Comments:
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:
82131