ALP

 

Alternative names, keywords

Alkaline phosphatase

Samples required

Clotted blood (gold cap, 5 mL tube). Smaller tubes are available for paediatric samples.

Test indications

 

Factors affecting test performance/ results

In very rare cases, gammopathy, in particular type IgM (Waldenström’s macroglobulinemia), may cause unreliable results.

Results should always be assessed in conjunction with the patient’s medical history, clinical examination and other findings.

Reference range

male: 40 - 129 IU/L
female: 35 - 104 IU/L

Age

Male (IU/L)

Female (IU/L)

0 - 14 days

83 - 248 83 - 248

15 days - <1 year

122 - 469 122 - 469

1 - <10 years

142 - 335 142 - 335

10 - <13 years

129 - 417 129 - 417

13 - <15 years

116 - 468 57 - 254

15 - <17 years

82 - 331 50 - 117

17 - <19 years

55 - 149 45 - 87

Source: Roche Cobas® ALP kit insert, 2024-07, V10.0

Turnaround time

Same day (within 1h if urgent)

Enquiries

Biochemistry (Automation)