Maternal Cell Contamination, Molecular Analysis to Mayo
| Abbrev Code: | MMMISC | ||
| Order Code: | LAB4909 | Order Name: | Send Outs Misc Test |
| Methodology: | PCR comparison of Microsatellite Marker | ||
| CPT Codes: | 81265 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Fri; results are reported within 5-11 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. A maternal specimen and a prenatal specimen are required. MCC/Maternal Cell Contamination, Molecular Analysis must be ordered on both the prenatal and maternal specimens under separate order numbers. Specimens must arrive at the testing site within 96 hours of collection. | ||
| Compliance: | This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration. |
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Collection Instructions
| Specimen: | Blood, cord blood, amniotic fluid |
| Optimal Volume: | 3 mL maternal or cord blood; 20 mL amniotic fluid |
| Minimum\Peds Volume: | 0.5 mL maternal or cord blood; 10 mL amniotic fluid |
| Container: | Purple (EDTA) Alternate Containers: Plastic leakproof container, sterile, Yellow (ACD, Solution A) tube available from laboratory |
| Collection Instructions: | Cultured amniocytes, chorionic villi or cultured chorionic villi are also acceptable. Contact reference laboratory for further information. |
Processing and Shipping
| Specimen Processing: | Do not process. Store maternal or cord blood at room temperature and amniotic fluid refrigerated. |
| Shipping Instructions: | Ship maternal or cord blood at room temperature and amniotic fluid refrigerated. Specimens must arrive within 96 hours of collection. |
| Test Performed at or Referral Lab | Lab Sendouts (Mayo Medical Laboratories) |
| Referral Lab number: | MATCC |
Interpretive
| Reference Range: | By report. |
| Use: | Ruling out the presence of maternal cell contamination within a fetal specimen. This test does not rule out the presence of low level maternal cell contamination (less than 10%). |
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