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White Cell Cystine

About This Test

Department: Biochemistry (referred)


  • Lithium heparin (green top)

10 mL required


Turnaround Time: 6 - 8 weeks


Monitoring and diagnosis of cystinosis

Please contact the Duty Biochemist at least 24 hours before taking samples

Samples must be transported immediately to the referral laboratory for analysis, thus prior arrangement with the local laboratory is essential.

Please note: at least 10 mL Lithium Heparin blood is required for testing

Other Comments:

Analysed at Department of Newborn Screening & Biochemical Genetics, Birmingham Children's Hospital, Whittal Street, Birmingham, B4 6DH

Interpretive comments will be provided by the referral laboratory.