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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
ALKALINE PHOSPHATASE
Test CodeALK (OE), ALKP (LAB)
CPT Codes
84075
Preferred Specimen
Gold Tube (SST)
Minimum Volume
1 mL (2mL optimal)
Other Acceptable Specimens
Green Tube (Lithium Heparin)
Instructions
Centrifuge for complete separation of plasma/serum and red cells as soon as possible.
Transport Container
GOLD Tube
Transport Temperature
Room Temperature
Specimen Stability
2-8°C up to 4 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross Hemolysis
Methodology
PNPP, AMP Buffer @ 37°C
Setup Schedule
DAILY, as received
Report Available
STAT: <60 minutes
Routine: <4 hours
Routine: <4 hours
Reference Range
Test: ALKALINE PHOSPHATASE Male/Female Ages >=0 Days - <2 Years: Normal Range: 25-500 U/L Male/Female Ages >=2 Years - <10 Years: Normal Range: 100-400 U/L Male/Female Ages >=10 Years - <20 Years: Normal Range: 60-350 U/L Male/Female Ages >=20 Years: Normal Range: 34-104 U/L
Reference ranges may vary based on performing lab. Use lab reports when interpreting patient results.
Reference ranges may vary based on performing lab. Use lab reports when interpreting patient results.
Clinical Significance
Serum alkaline phosphatase levels may aid in the diagnosis of hepatobiliary disorders and bone disease associated with increased osteoblastic activity.
Performing Laboratory
Mount Sinai Hospital
Holy Cross Hospital
