Clinical and Molecular Cytogenetics Laboratory

University of Texas Health Science Center | Department of Pathology, MSC-7750 | 7703 Floyd Curl Drive | San Antonio, TX 78229-3900


Test Name

Chromosome Analysis Product of Conception

Test Overview

CPT Code(s)

88233, 88262, 88280, 88291



Culture / Microscopy / Karyotype


Specimen Requirements

Placenta, umbilical cord, and internal fetal organs are all suitable for analysis. If possible, please send chorionic villi.

Container: Sterile, leak-proof containers with transport media or sterile saline (i.e. Hanks Balanced Salt Solution). Do not place in formalin.

Optimal Quantity: 1x1x1 cm of at least two fetal tissues, one being chorionic villi

Minimum Quantity: 1 fetal tissue

Storage: Room Temperature

Stability at Room Temperature: 8 hours, then refrigerate

Transportation: Avoid freezing or heating over 35OC


Turnaround Time

Final report in 14-28 days