Test Details

Mnemonic

SERWB

Ordering Code

3420880

CPT-4 Code(s)

84260

Specimen Information

Patient Preparation

Patient should avoid food high in indoles: avocado, banana, tomato, plum, walnut, pineapple and eggplant. Patient should also avoid tobacco, tea and coffee three days prior to specimen collection.
more

Collect

Serotonin kit
more

Specimen Preparation

Call laboratory for Serotonin kit. Draw blood into the EDTA 7.2 mg vacutainer tube included in kit. After drawing blood, mix well and immediately transfer all blood to the enclosed container, which contains 35 mg of ascorbic acid. Mix well and freeze immediately. Ship frozen.
more

Minimum Volume

1.0 mL
more

Transport Temperature

Frozen
more

Rejection Criteria

EDTA (lavender) without ascorbic acid
more

Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 42 days
more

Methodology

High Performance Liquid Chromatography
more

Reference Range

56 - 244 ng/mL
more

Performing Laboratory

Quest SJC
more