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Amylase, Body Fluid

Additional Codes

Epic# -

LAB178

 

Cerner name(s):

  • Amylase, Body Fluid
  • BF Amylase
  • Amyl BF

Performing Lab(s)

Memorial-Belleville only

Specimen Requirement (s)

Specimen Type: Pleural, pericardial, peritoneal (ascites), CSF and synovial fluids are the only acceptable body fluid specimens.

 

Container/Tube:   Sterile cup

Specimen Volume:     5 mL

Specimen Minimum Volume:  1 mL

 

Collection Instructions: NA

Day(s)/Shift(s) Test Set Up and Turnaround Time

Sunday through Saturday

Hours: 24 hours 

 

Turnaround Time:

STAT: No

Routine: less than 8 hours from receipt.

Transport and Stability

Transport temperature: Refrigerated or ambient

 

Analyte Stability: 

Ambient: NA

Refrigerated: NA

Frozen: NA

Reference Values

None

CPT/LOINC Codes

82150

Interpretive Data

The above specimen type is not cleared for use in this method by the FDA. Analytical characteristics have been validated by the performing laboratory. No reference range established -see interpretive comments.

Interpretive Data

Pleural - Ratio of pleural to serum amylase >1.0 is indicative of pancreatic excretions in the pleural fluid.

Peritoneal - Normally equivalent to serum levels, but elevated levels are indicative of pancreatitis or pancreatic secretions.

Pancreatic Fluid - Fluid amylase <250 U/L is indicative of benign serous cyst.

References:

Tietz Textbook of Clinical Chemistry and MolecularDiagnostics, Sixth Edition. Elsevier Press. 2018. Chapter 43, Body Fluids, p. 925

ARUP Test directory, Body Fluid Reference Intervals and/or Interpretative Information. https://aruplab.com/bodyfluids

Current Interpretive Data was last revised 8/13/2019.