Test Overview
Test Methodology

Repeat Expansion

Test Usage

Detects CAG triplet repeat expansion in the androgen receptor gene.

Reference Range *

11-33 CAG trinucleotide repeats

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Analytic Time

3 - 4 weeks

Soft Order Code
SO
Laboratory
Sendout
Reference Laboratory
Athena Diagnostics 117
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in sufficient lavender top tubes. Send intact whole blood room temperature.

Lavender Top Tube
Normal Volume
8 mL EDTA whole blood
Minimum Volume
6 mL EDTA whole blood
Additional Information

Test sent to Athena Diagnostics.

Billing
CPT Code
81204
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