Ordering Recommendation

Assist in prognosis of patients with midgut neuroendocrine tumors.

New York DOH Approval Status

This test is New York state approved.

Specimen Required

Patient Preparation

Pain medication, medications that affect hypertension or intestinal motility should be discontinued, if possible, at least 48 hours prior to collection.

Collect

Z plasma preservative tube (ARUP supply #40874) available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.

Specimen Preparation

Separate from cells within 10 minutes. Transfer 4 mL plasma to an ARUP Standard Transport Tube and freeze immediately. (Min: 1 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.

Storage/Transport Temperature

CRITICAL FROZEN.

Unacceptable Conditions

Thawed specimens.

Remarks
Stability

Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 6 months

Methodology

Quantitative Radioimmunoassay

Performed

Varies

Reported

10-13 days

Reference Interval

By Report

Interpretive Data



Compliance Category

Performed by non-ARUP Laboratory

Note

Hotline History

N/A

CPT Codes

83519

Components

Component Test Code* Component Chart Name LOINC
3000222 Neurokinin A (Substance K), Plasma
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

Neurokinin A (Substance K), Plasma

Interscience