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 Skin

Test Overview

CPT Code(s)

88233, 88262, 88263, 88280, 88291



Culture / Microscopy / Karyotype


Specimen Requirements

Container: Skin biopsies should be placed in sterile leak-proof containers with transport media.

If media is not available, place the specimen in sterile saline (e.g. Hanks Balanced Salt Solution).

Do not place in formalin.

Optimal Quantity: 1.0 cm2 or 2-3 punch biopsies

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