Chromosome Analysis Chorionic Villus Sampling (CVS)

Synonyms	CHROMOSOME ANALYSIS CHORIONIC VILLUS SAMPLING (CVS) LAB4209 PLACENTA
Cerner Name	Chromosome Analysis Chorionic Villus Sampling (CVS)
Clinical Info	Diagnosis of chromosome abnormalities, including aneuploidy, structural abnormalities, and balanced rearrangements on chorionic villi samples (CVS)
Specimen Sources	Placenta
Specimen Types	Chorionic Villus
Specimen Volume	5-10 mg Chorionic Villi in sterile saline or transport media (Please contact the cytogenetics lab to order Transport Media: NSUHCulturedCellRequest@northwell.edu)
Container	5-10 mg Chorionic Villi in sterile saline or transport media in a sterile container (Please contact the cytogenetics lab PRIOR to procedure to order Transport Media: NSUHCulturedCellRequest@northwell.edu)
Collection Instructions	Send to the laboratory ASAP at room temperature 20-25˚C. If there is a 48-hour or more delay in transportation, store the sample in a refrigerator at 4˚C. DO NOT FREEZE NOTE: Pertinent medical information including suspected diagnosis and informed consent is required. Submit maternal blood (2-5 ml/EDTA lavender top tube) for maternal cell contamination studies and paternal blood (2-5 ml/ EDTA lavender top tube) if needed for result interpretation.
Transport Instructions	Room Temperature
Specimen Stability	48 hours room temperature. If there is a 48-hour or more delay in transportation, store the sample in a refrigerator at 4˚C. DO NOT FREEZE
Methodology	Chromosome analysis: in situ cell culturing of chorionic villi for the investigation of numerical and/or structural chromosome abnormalities
Days Performed	Monday through Saturday; TAT: 7 - 14 Days
Performing Laboratories	Cytogenetics Laboratory at North Shore University Hospital (NSUH), Northwell Health Laboratories
CPT	88235, 88267, 88280, 88285, 88291
PDM	248490
Results
Result Interpretation See report.
Forms	Prenatal Cytogenetics Test Requisition

Flow/Mol/Cytog - No Subgroup LAB4209