Kennedy's Disease DNA Test
| Sunquest Code: | KENDNA | ||
| Epic Code: | LAB3116 | Epic Name: | Kennedy's Disease DNA Test |
| Synonyms: | Spinal and Bulbar Muscular Atrophy | ||
| Methodology: | Repeat expansion | ||
| CPT Code: | 81401 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported in 14-28 days. | ||
| Special Instructions: | A signed informed consent in the patient's medical record is required; the consent should not be sent to the laboratory. The link to the Genetic Testing Consent Form is provided as a convenience for the providers and genetic counselors. | ||
| Associated Links: | |||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 8 mL |
| Minimum\Peds Volume: | 6 mL |
| Causes for Rejection: | Frozen specimen; consent form not provided; genetic counselor will notify referring physician of any missing requirements. |
Processing and Shipping
| Specimen Processing: | Whole blood. Do not process. Store at room temperature or refrigerated. |
| Shipping Instructions: | Ship at room temperature. Protect from temperature extremes. |
| Test Performed at or Referral Lab | Lab Sendouts (Athena Diagnostics) |
| Referral Lab number: | 117 |
Interpretive
| Reference Range: | Normal: 11-33 CAG trinucleotide repeats. |
| Use: | Detects CAG triplet repeat expansion in the androgen receptor gene. |
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