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Test Code AMYFL Amylase, fluid

Laboratory Code

LAB178

Specimen Requirements

Specimen Type: Body Fluid

Specimen Source: Pancreatic Fluid

                                Peritoneal Dialysate (PD Fluid)

                                Pericardial Fluid

                                Peritoneal Fluid

                                Pleural Fluid

                                Ascites Fluid
Container/Tube: Plain Sterile Container
Volume: 30.0 mL
Minimum Volume: 3.0 mL
Collection Instructions: For NUHS use only. Sample must be sent to laboratory immediately. 

Specimen Stability

Specimen Type Body Fluid
Ambient Not available
Refrigerate Storage of fluid is not recommended.
Frozen Storage of fluid is not recommended.

Methodology

Enzymatic Assay

Days and Times Performed

24 hrs, TAT 1 day

Specimen Condition

Haemolysis Not applicable
Icterus Not applicable
Lipaemia Not applicable
Others Not applicable

Reference Interval

Elevations of ascitic amylase above serum reference range may be found in up to 90% of patients with acute pancreatitis or pancreatic pseudocyst.

 

Elevations of pleural amylase above serum reference range may be seen in acute pancreatitis, pancreatic pseudocyst, rupture of esophagus, ruptured ectopic pregnancy or pleural malignancy etc. Please correlate with clinical findings.

 

This does not apply to other fluid types.

Testing Laboratory

National University Hospital
Clinical Chemistry, 67724346

Useful For

Detecting specific organ involvement or injury that caused the fluid formation.

Service Code

31301

LOINC Code Information

1795-4

Update

Last updated 13/03/2025