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Alkaline Phosphatase, Total

Alternative Names/Synonyms	ALP
Laboratory	Core Laboratory & Transfusion Medicine
Sub-section	Biochemistry
Specimen Type	Blood
Test Code	ALPS, ALPP

Clinical Significance

Diagnosing and monitoring treatment of liver, bone, intestinal, and parathyroid diseases.

Specimen Requirements (Sample Type)

Serum, Plasma

Specimen Requirements (Volume (mL))

0.5 mL

Specimen Requirements (Tube Type)

Serum (Gold SST)
Plasma (Light Green PST)
Collection Containers – Tube Types

Collection Requirements

Blood Collection Instructions

Sample Stability

Room Temperature: 1 day

Fridge: 8 days @ 2-8°C

Freezer: 2 months @ -20°C

Cause for Rejection

Specimen Acceptability and Transport Guidance

Instrument, Methodology

Roche cobas c 502, colourimetric

Test Availability

24 hours a day, 7 days a week

STAT Turnaround Time

1 hour

Routine Turnaround Time

3 hours

Reference Ranges

40 - 105 U/L

In case of discrepancies, always interpret results using reference ranges as stated on laboratory reports and/or electronic patient chart.

Laboratory Contact Information

416-586-4800 extension 4688