Specimen:

Peripheral Blood for Hematological Disorders

Minimum:

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.

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.

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.

Analytic 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

Comments:

The specimen can be processed to rule out both acquired chromosomal 
abnormalities (in hematological malignancies) as well as constitutional 
abnormalities.


Cytogenetics Laboratory Web Site

CPT Code:

88237, 88262

See also:
Fluorescence In-Situ Hybridization (FISH-Hematological Blood), Peripheral Blood

See Additional Information:
Cytogenetics Testing