Test/Investigation
Phosphate
Site(s) or Laboratory offering Test/Investigation
NNUH, QEH, JPUH
Units
mmol/L
Also Known as/Frequency of Test
PO4
Comments/Precautions
Investigation of calcium abnormalities.
Sample type
Serum
Turnaround times (TAT) Urgent/Routine/GP or OPD
1 hour / 4 hour / by 8am next day
Reference intervals (adult unless stated)
Adults > 19 yr 0.8 – 1.5 mmol/L
Male/Female:
0 – 14 days 1.8 – 3.4 mmol/L
15 days – 1 yr 1.54 – 2.72 mmol/L
1 – 5 yr 1.38 – 2.19 mmol/L
5 – 13 yr 1.33 – 1.92 mmol/L
Females:
12 – 16 yr 1.02 – 1.79 mmol/L
16 – 19 yr 0.95 – 1.62 mmol/L
Males:
12 – 16 yr 1.14 – 1.99 mmol/L
16 – 19 yr 0.95 – 1.62 mmol/L
If UKAS Accredited Test indicate at which site
Y NNUH, QEH
Source
Pathology Harmony [Pathology Harmony Group, Clinical Biochemistry Outcomes, January 2011] https://www.acb.org.uk/asset/EEA82309-7E93-417D-9B8991B0C65C52FB/; accessed 09/11/2021 Paediatric ranges: CALIPER (Adeli, K., Higgins, V., Trajcevski, K., White-Al Habeeb, N. (2017). The Canadian laboratory initiative on pediatric reference intervals: A CALIPER white paper. Crit Rev Clin Lab Sci, 54(6):358-413. doi: 10.1080/10408363.2017.1379945. Epub 2017 Oct 11. Erratum in: Crit Rev Clin Lab Sci. 2020 Mar;57(2):145. PMID: 29017389.)