| (Biochemistry) |
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| Investigation | : | Alkaline Phosphatase | ||||||||||
| Specimen type | : | Serum | ||||||||||
| Spec container | : | Serum Gel | ||||||||||
| Volume required | : | 5 ml | ||||||||||
| Reference range | : | See Below U/l | ||||||||||
| Turnaround | : | <24 hours | ||||||||||
| Age | Sex | ALP Reference Interval (U/L) |
|---|---|---|
| 12-16 years | Male Female |
60-400 60-400 |
| 17 years | Male Female |
60 -400 30-130 |
| 18 years and above | Male Female Pregnant |
30-130 30-130 30-300 |
Please note change to National Pathology Harmonisation reference range from 16th April 2012. (LWH locations with pregnant patients were excluded from the National Range - June 2014).
Prior to this date the reference range was 35 - 125 U/L
Age dependent reference range - higher values in childhood, pregnancy and old age.
Additional information on alkaline phosphatase and its clinical use can be found here: alkaline phosphatase.
AUH service users: new ALP reference interval 01/05/21, results unaffected.
ALP reference interval is for adults >18 years. For paediatrics, see CALIPER (https://doi.org/10.1373/clinchem.2011.1777410)
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