Tubular Reabsorption of Phosphate (Blood / Urine)

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Testing Laboratory

Auckland Te Toka Tumai | Auckland Hospital

Department

Chemical Pathology

Delphic Registration Code (Alpha Code)

Calculated parameter, see registration

Test Code (Numeric Code)

3791

Laboratory Handling

Phlebotomy

SPECIMENS: 5 mL blood in a heparin tube and a random urine in a plain container

Registration

Register phosphate and creatinine for both blood and urine:
Blood: SPO4 / 0111 and SCRE / 0105.
Random urine: UPO4 / 3791 and UCRE / 0205

Sample Stability

See Phosphate (Blood) and Phosphate (Urine)

Associated Tests

Synonyms

TRP

Turnaround Time

1 day

Specimen Type

  • Plasma
  • Urine

Specimen Requirements

Tube/Container Type:

Preferred
  • BD Urine Tube (no additive)
Acceptable
  • Lithium Heparin - Non-gel (Green Cap)
Preferred Sample Volume (ml)

4

Paediatric Specimen Requirements

Tube/Container Type:

Preferred
  • BD Urine Tube (no additive)
Acceptable
  • Heparin (Microtainer)
Preferred Sample Volume (ml)

0.5

Last updated: 07/08/2026