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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 # |
Macroamylase
Test CodeMACAMY
Preferred Specimen
2 mL serum
Minimum Volume
1 mL
Transport Container
Transport tube
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis
Methodology
Polyethylene Glycol Precipitation • Spectrophotometry (SP)
Setup Schedule
Tuesday and thursday
Report Available
2-7 days
Reference Range
Not detected
Clinical Significance
Macroamylase is a laboratory, not a clinical entity. Amylase can complex with immunoglobulins or other high molecular weight proteins. Serum amylase appears falsely elevated. No clinical symptoms are associated with macroamylasemia.