Cytogenetics Chorionic Villi Sampling (CVS) Chromosome Analysis
88235; 88267; 88280; 88291
Chorionic villi sampling (CVS) chromosome analysis is recommended to be offered to all pregnant women by The American College of Obstetricians and Gynecologists (ACOG) for diagnostic testing (as opposed to just screening) for chromosome abnormalities Additional specific indications for cytogenetic analysis include: abnormal maternal serum screening results, abnormalities seen on ultrasound, family history of a chromosome abnormality, or known parental balanced chromosome rearrangement.
Test Details
Use
Determine fetal karyotype
Synonyms
Karytotype
Specimen Requirements
Specimen
Chorionic villi
Volume
15-30 mg
Container
Sterile collection tube with Integrated Genetics provided transport medium
Special Instructions
Please call our Client Services Department prior to sending first specimen. If additional testing such as DNA is indicated, call Client Services for further specimen requirements.
Causes for Rejection
No villi submitted in specimen; improper labeling; frozen specimen; specimen placed in fixative
Storage Instructions
Maintain specimen at room temperature and transport to the Cytogenetics Laboratory immediately. Do not freeze.