DM2 (CNBP) DNA Test
| Abbrev Code: | DM2DNT | ||
| Order Code: | LAB3430 | Order Name: | DM2 DNA Test |
| Synonyms: | Myotonic Dystrophy, Type 2; Southern Blot | ||
| Methodology: | Repeat expansion detection by PCR | ||
| CPT Codes: | 81187 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 15-29 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 |
| Container: | Purple (EDTA) |
Processing and Shipping
| Specimen Processing: | Whole blood. Do not process. Store at room temperature. |
| Shipping Instructions: | Ship at room temperature. Avoid freezing. |
| Stability: | 10 days at room temperature or refrigerated. Unacceptable frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (Athena Diagnostics) |
| Referral Lab number: | 110 |
Interpretive
| Reference Range: | Normal: Less than 177 base pairs. |
| Use: | Detects CCTG repeat expansions in the Zinc Finger Protein 9 (ZNF9) gene. |
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