ARUP's Laboratory Test Directory

Trypsin-Like Immunoreactivity : 0070003

Mnemonic: TRYPSIN

Methodology: Quantitative Radioimmunoassay
Performed: Tue, Fri
Reported: 1-5 days
Specimen Required: Collect: Serum separator tube. Also acceptable: lavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin).

Specimen Preparation: Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Storage/Transport Temperature: Frozen.

Unacceptable Conditions: Hemolyzed or lipemic specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: 2 hours; Refrigerated: 24 hours; Frozen: 3 months
Reference Interval:
Effective August 15, 2011
 
Expected Cathodic Trypsinogen Concentration Values for the Varied Disease States
Healthy Individuals 10.0-57.0 ng/mL
Chronic Pancreatitis 46.0 ng/mL or less
Acute Pancreatitis 92.0-850.0 ng/mL
Total Pancreatectomy 1.4 ng/mL or less

Interpretive Data: Results should be correlated with clinical presentation and other diagnostic data for the diagnosis of pancreatitis. For additional information, refer to the Malabsorption, Chronic Pancreatitis, or Acute Pancreatitis topic at arupconsult.com
CPT Code(s): 83519
Cross References: Trypsin, Serum (Trypsin-Like Immunoreactivity), Trypsinogen Serum (Trypsin-Like Immunoreactivity)
 
 

 

 

 
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