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HelpTest ID FFTLI Trypsin-Like Immunoreactivity
Method Name
Quantitative Radioimmunoassay
Reporting Name
Trypsin-Like ImmunoreactivitySpecimen Type
VariesSubmit one of the following:
Serum
Draw blood in a plain, red-top tube(s). (Serum gel tube is acceptable.) Spin down within 2 hours of collection, pour off and send 1 mL of serum frozen in a plastic vial.
Plasma
Draw blood in a lavender top (EDTA) or pink top (K2EDTA) tube. Spin down within 2 hours of collection, pour off and send 1 mL EDTA plasma frozen in a plastic vial.
Specimen Minimum Volume
0.3 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Varies | Frozen (preferred) | 90 days |
| Refrigerated | 24 hours | |
| Ambient | 2 hours |
Reference Values
Reference Range:
10.0 - 57.0 ng/mL
Expected Cathodic Trypsinogen Concentration Values for the
Varied Disease States:
10.0 - 57.0 ng/mL . . . . . . . . . Healthy Individuals
46.0 ng/mL or less . . . . . . . . Chronic Pancreatitis
92.0 - 850.0 ng/mL . . . . . . . . Acute Pancreatitis
1.4 ng/mL or less . . . . . . . . . Total Pancreatectomy
Results should be correlated with clinical presentation and other diagnostic data for the diagnosis of pancreatitis.
Day(s) Performed
Tuesday, Friday
Report Available
1 - 5 daysPerforming Laboratory
ARUP LaboratoriesCPT Code Information
83519