Chromosomal Analysis
Epic Lab Code: CYT51
Downtime Form: C-12 Cytogenetics Request
Shivanand R. Patil Cytogenetics & Molecular Laboratory
Department of Pediatrics
W-101 GH
356-3877 (Laboratory)
Peripheral Blood for Hematological Disorders
Specimen Instructions:
Arrangements should be made with the laboratory before sending oncology blood. If a specimen is collected over the weekend, please page the technologist on call by dialing 1-888-533-0186. When it stops ringing, enter your phone number, the '#' sign, and hang up. Provide details of clinical information.
Collection Medium:
Green top tube 10 mL (Na Heparin) Hospital Stores #907693
5-10 cc adult, 2 cc infants of venous blood collected in a green-top Vacutainer® with sodium heparin. Invert tube to mix well. Label the tube with patient name and medical record number. DO NOT FREEZE OR CENTRIFUGE.
Delivery Instructions:
Submit specimen to laboratory as soon as possible after collection.
Testing Schedule:
Specimens accepted in the lab Monday-Friday, 0800-1700. After hours specimens should be taken to specimen control and a message left on the lab voice mail. In the case of an emergency, follow the instructions on the lab voice mail.
Turn Around Time:
Preliminary report is given within 24-48 hours in most cases. If you want preliminary results over the weekend or holiday on specimens received on Friday, please notify the lab. Otherwise, preliminary results are given on Monday. Allow two weeks for final results.
Reference Range:
Male: 46,XY Female: 46,XX
The specimen can be processed to rule out both acquired chromosomal abnormalities (in hematological malignancies) as well as constitutional abnormalities.

Shivanand R. Patil Cytogenetics & Molecular Laboratory Website
CPT Code:
88237, 88262, 88291
See Additional Information:
Cytogenetics and Molecular Testing