Fluorescence In-Situ Hybridization (FISH-Aneuploidy Screening)
Label Mnemonic: ANEUP
Epic Lab Code: CYT54
Downtime Form: C-12 Cytogenetics Request
Shivanand R. Patil Cytogenetics & Molecular Laboratory
Department of Pediatrics
W-101 GH
356-3877 (Laboratory)
Peripheral Blood (Newborn or Cord, and Others)
2 cc of infants 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. Provide details of clinical information and family history (if applicable). 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.
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 results are given for STAT cases within 48 hours. Suitable for interphase and metaphase analysis. Allow 2-5 days for final results.
Reference Range:
Male: X and Y probe signals Female: two X probe signals The reference range for autosomes varies for each probe, call lab for information.
Fluorescence In-Situ Hybridization (FISH)
CPT Code:
88271 x5, 88275 x5, 88291
See Additional Information:
Cytogenetics and Molecular Testing