Beta Globin (HBB) Sequencing, Fetal
| CPT Code(s): | 81404; Fetal Cell Contamintaion (FCC) 81265 |
| Specimen Required: | Patient Preparation: Collect:Fetal Specimen: Two T-25 flasks at 80% confluent of cultured amniocytes. If the client is unable to culture amniocytes, this can be arranged by contacting RDL Client Services at (888) 431-7474. Or amniotic fluid.AND Maternal Cell Contamination Specimen: Lavender (EDTA), pink (K2EDTA), or yellow (ACD Solution A or B).OR Whole Blood in lavender (EDTA), pink (K2EDTA), or yellow (ACD Solution A or B). Specimen Preparation:Cultured Amniocytes: Fill flasks with culture media. Transport two T-25 flasks at 80% confluent of cultured amniocytes filled with culture media. Backup cultures must be retained at the client's institution until testing is complete.OR Amniotic Fluid: Transport 10 mL unspun fluid. (Min: 5 mL)AND Maternal Cell Contamination Specimen: Transport 3 mL whole blood (Min: 1 mL)OR Whole Blood: Transport 3 mL whole blood (Min: 1 mL) Storage/Transport Temperature:Cultured Amniocytes: CRITICAL ROOM TEMPERATURE. Must be received within 48 hours of shipment due to liability of cells. Amniotic fluid: Room temperature. Whole Blood or Maternal Cell Contamination Specimen: Room temperature. Stability:Fetal Specimen: Ambient: 48 hours; Refrigerated: Unacceptable; Frozen: Unacceptable Whole Blood or Maternal Cell contamination Specimen: Ambient: 72 hours; Refrigerated: 1 week; Frozen: Unacceptable |
| New York DOH Approval Status: | This test is New York DOH approved. |
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