Cystine (Urine)

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Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Refer to Testing Lab link

Delphic Registration Code (Alpha Code)

UCYS, UR24

Test Code (Numeric Code)

7405

Laboratory Handling

Phlebotomy

Random casual collect (preferred). 24 hr collects: keep cool for the duration of the collect

Transport

Deliver promptly to laboratory

Registration

Register additional code UR24 if the collect is a 24 hr urine. Give to biochem with copy of request form

Separating

Record volume and duration on form, aliquot (minimum 2 mL) are prepared by Biochemistry, freeze the sample

Laboratory

Send frozen sample

Sample Stability

Stable at -20C for 2 weeks. Record any delays on the request form.

Synonyms

Urine Cystine

Turnaround Time

10 days

Specimen Type

  • 24hr Urine
  • Urine

Specimen Requirements

Tube/Container Type:

Preferred
  • BD Urine Tube (no additive)
  • Specimen Container
Preferred
  • BD Urine Tube (no additive)
Acceptable
  • 24hr Urine Container
Minimum Sample Volume (ml)

2

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • BD Urine Tube (no additive)
  • Specimen Container
Acceptable
  • 24hr Urine Container

Last updated: 13/11/2026