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Lipase
MessageChemistry
Test Code
LAB99
CPT Codes
83690
Preferred Specimen
Light green top tube (lithium heparin plasma)
Minimum Volume
Whole blood: 600 uL (one full light-green-top microtainer or two full red-top microtainers).
Serum/plasma: 300 uL.
Serum/plasma: 300 uL.
Other Acceptable Specimens
Gold top (serum separator tube) or Red Top
Instructions
LAB: Serum acceptable. Do not use grossly lipemic samples. Separate within 4 hours of collection.
Transport Temperature
Refrigerated
Specimen Stability
Ambient: 7 days
Refrigerated: 3 weeks
Frozen: 5 months
Refrigerated: 3 weeks
Frozen: 5 months
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Grossly hemolyzed and lipemic specimens
Setup Schedule
Everyday
Report Available
Same day
Limitations
Grossly lipemic samples may show large negative bias. Certain drugs and clinical conditions are known to alter lipase activity in vivo.
Reference Range
23 - 300 U/L
300 - 500 U/L May be non-pancreatic lipase.
300 - 500 U/L May be non-pancreatic lipase.
Performing Laboratory
Hoag Newport/ Hoag Irvine
