Pathology Handbook

Phosphate

Synonyms

Pi, PO4

Clinical Indications

Follow up of chronic kidney disease, some patients with bone disease; management of patients on TPN

Part of Profile

Renal profile

Request Form 

Request on ICE

Availability

On request

Specific Criteria

None

Turnaround Time

Same day 

Specimen

Serum; Yellow top (SST) tube

Volume

2 mL

Container

Vacutainer gold top

Collection

Samples should be transported to laboratory within 4 hours of collection

Causes for Rejection

Unlabelled sample
Haemolysis 
Delay in sample reaching laboratory 

Reference Range

Neonate

1.3 - 2.6 mmol/L

Infant

1.3 - 2.4 mmol/L 

1-16 yrs

0.9 - 1.8 mmol/L

Adult

0.8 - 1.5 mmol/L