Cystine (Urine)

Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

BGA

Test Code (Numeric Code)

6290

Laboratory Handling

Phlebotomy

Quantitation: 2mL random or aliquot of a 24 h urine. For the 24 hour urine, keep cool during collection period. Freeze sample if transport to laboratory is delayed.

Transport

For routine analysis a sample sent immediately at room temperature to the laboratory is acceptable.

Registration

BGA

Separating

Place in Freezer 35 in Biochemical Genetics shelf.

Laboratory

LabPLUS Biochemical Genetics

Sample Stability

These can be tested and remain stable at -20C for 2 weeks. Record any delays on the request form.

Synonyms

Urine Cystine, urine cysteine

Turnaround Time

10 days

Turnaround Time: 1 week, 3 days Test is available urgently if required contact laboratory on or via LabLink

Specimen Type

  • 24hr Urine
  • Urine

Specimen Requirements

Tube/Container Type:

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

2

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • N/A
Acceptable
  • N/A

Additional Specimen Information

Specimen Collection:
Quantitation: 2mL random or aliquot of a 24 h urine. For the 24 hour urine, keep cool during collection period.

Freeze sample if transport to laboratory is delayed.

Laboratory Notes
Random or 24hr Urine (Send with values for volume and duration).

24 Hour Urine: Acid or plain bottle. Thymol bottle acceptable. Aliquot into pot. Record volume and duration on form and pot.

Place in Freezer 35 in Biochemical Genetics shelf.

Last updated: 19/08/2026