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ALKALINE PHOSPHATASE ISOENZYMES

Test Code:S090Specimen Collection:Serum
Component:


Alkaline Phosphatase
Intestine Isoenzyme
Bone Isoenzyme
Liver Isoenzyme
Placental Isoenzyme
Macrohepatic Isoenzyme

Method:


ES

Collection Notes:Avoid hemolysis. Overnight fasting is preferred.
Clinical Utility:When Total Alkaline Phosphatase activity is increased, the isoenzymes can be useful in determining the source of the increased activity.
CPT Code:84075,84080 x 4Testing Location:Sent to reference lab
SPECIMEN/STABILITY TYPE
Temperature:

Serum (2 mL)

Ambient
 
7
 
Days
Refrigerated
 
21
 
Days
Frozen
 
21
 
Days