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ALKALINE PHOSPHATASE ISOENZYMES

Mnemonic

ALKP ISOS

Synonym

Alkaline Phosphatase Isoenzymes by Heat Fractionation

Includes

Total Alkaline Phosphatase, Bone and Liver

Specimen Collection Requirements

Patient Preparation

Overnight fasting specimen is recommended but not required.

Collect

Serum, one gold (SST) or green (sodium or lithium heparin) top tube

Preferred Volume

2.0 mL

Minimum Volume

1.0 mL

Transport

Refrigerated

Rejection Criteria

Specimens collected in EDTA, sodium fluoride, sodium citrate, or potassium oxalate. Grossly hemolyzed or lipemic specimens.

Stability

AFTER SEPARATION FROM CELLS: Ambient: 1 hour; Refrigerated: 1 week (total activity will increase 2% per day); Frozen: 1 year

Testing Information

Performed

7 days/week

Reported

2-5 days

Method

Heat Inactivation/Enzymatic

Referral Lab

ARUP (21020)

Reference Values

Reference Values

Interpretation provided.

CPT Codes

84080, 84075

Last Updated: Friday, September 29, 2017 01:03:08 PM


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