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Motilin, Plasma or Serum

Test Codes

EPIC: LAB6630, Beaker: XMOTL, Mayo: ZW71, InterScience: 1447

Department

Send Outs

Instructions

• The patient should be fasting 10-12 hours prior to collection of specimen.
• The patient should not be on any antacid medication or medications affecting intestinal motility, if possible, for at least 48 hours prior to collection.

Specimen Collection Criteria

Collect: One plain Red-top tube or Gold-top SST tube.
Also acceptable: Two Lavender-top EDTA tube.

Send specimen for processing immediately after collection.

Physician Office/Draw Specimen Preparation

Centrifuge to separate serum or plasma from cells. Transfer serum or plasma to a plastic transport tube and freeze (-20°C/-4°F or below). Label as specimen as serum or plasma.

Preparation for Courier Transport

Transport: 3.0 mL serum or plasma, frozen (-20°C/-4°F or below). (Minimum: 1.0 mL)

Rejection Criteria

Specimens not collected and processed as indicated.

In-Lab Processing

Centrifuge to separate serum or plasma from cells. Transfer serum or plasma to a plastic transport tube and freeze (-20°C/-4°F or below). Label as specimen as serum or plasma.

Transport: 3.0 mL serum or plasma, frozen (-20°C/-4°F or below). (Minimum: 1.0 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): Unacceptable
Refrigerated (2-8°C or 36-46°F): 7 days
Frozen (-20°C/-4°F or below): 90 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Mayo Medical Laboratories, Rochester, MN, forwarded to InterScience Institute, Inglewood, CA.

Performed

Monday – Friday.
Results available in 8-13 days.

Reference Range

Up to 446 pg/mL.

Test Methodology

Direct Radioimmunoassay (RIA).

CPT Codes

83519

Contacts

Last Updated

10/2/2023