Colon Hereditary Gene Analysis Deletion and Duplication
| Abbrev Code: | COLHER | ||
| Order Code: | LAB8158 | Order Name: | Hereditary Cancer Colon |
| Methodology: | Next generation sequencing. | ||
| CPT Codes: | G0452 x1, 81435 x1, 81436 x1 | ||
| Turnaround Time: | Testing is performed Mon-Fri; results are reported within 4-6 weeks. | ||
| Special Instructions: | Gene(s) or the name of the panel should be indicated in the comment section of EPIC order.
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. Bone Marrow Transplant Patients: If a patient is the recipient of an allogeneic transplant, this test must be done on a pre-transplant sample. Contact the Molecular Diagnostic lab to see if a pre-transplant sample is available. |
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Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 10 mL |
| Minimum\Peds Volume: | 3 mL |
| Container: | Yellow (ACD, Solution A) tube available from laboratory Alternate Containers: Purple (EDTA) |
| Causes for Rejection: | Frozen or clotted specimen, incorrect anticoagulant, specimen more than 5 days old. Sample collected from bone marrow transplant recipient. Samples tested in hematology using automated instrumentation not accepted. DNA extracted at a non-CLIA certified (or equivalent) lab. |
Processing and Shipping
| Specimen Processing: | Do not process. Store at room temperature. |
| Shipping Instructions: | Ship at room temperature. |
| Stability: | 5 days at room temperature. |
| Test Performed at or Referral Lab | Molecular Diagnostics (UMMC East Bank) |
Interpretive
| Reference Range: | By report. |
| Use: | The Colon Cancer genetic test analyzes 18 genes known to be associated with an increased lifetime risk of colon and other cancers. For many of these genes, published medical guidelines exist for detection, prevention, risk reduction, and/or treatment for individuals with mutations in these genes. |
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