Chromosome Analysis, Chorionic Villi

Abbrev Code:CVSCA   
Order Code:LAB8104Order Name:Chromosome Analysis CVS
Synonyms:Karyotype, CVS; Prenatal Chromosomes; NIPD Confirmation Study
Methodology:Giemsa band
CPT Codes: 88235 x1, 88267 x1
Turnaround Time:Specimens are sent to the reference lab daily; results are reported in 7-14 days.
Special Instructions:Submit the Patient History for Cytogenetic (Chromosome) Studies with the electronic packing list. See Associated Links.
Associated Links:

Patient History for Cytogenetic Chromosome Studies

Collection Instructions

Specimen:Chorionic villi
Optimal Volume:30 mg
Minimum\Peds Volume:10 mg
Container:Tissue Culture Transport Medium ARUP 32788
Collection Instructions:Thaw media prior to collection. Transport chorionic villus (CVS) specimen in a sterile, screw-top container filled with tissue culture transport medium. (ARUP Supply #32788). Available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787.
Causes for Rejection:Frozen specimens. Specimens preserved in formalin.

Processing and Shipping

Specimen Processing:Do not process. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Stability:48 hours at room temperature or refrigerated.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2002291


Reference Range:By report.
Use:Prenatal chromosome analysis on chorionic villi when individual* is at increased risk for fetal aneuploidy based on maternal age, abnormal noninvasive prenatal testing (NIPT), abnormal multiple marker screening, or abnormal fetal ultrasound.   *Desires diagnostic testing instead of screening.

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*If no email program is associated with this computer, please contact: for TestID: 6736"