LabCorp and its Specialty Testing Group, a fully integrated portfolio of specialty and esoteric testing laboratories.

Cytogenetics Chorionic Villi Sampling (CVS) Chromosome Analysis

CPT:

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. 

Additional Information

Limitations

Patient?

Patient?

If you’re a healthcare provider, you’re in the right place. If you’re a current or future patient, click the link below.