Lab Test : Chromosome Analysis, Hi-Res, Blood

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Alternate:karyotype, karyotyping
Department:Cytogenetics Laboratory
Phone:(937) 641-3801; On Call Pager (937) 334-0192
SQ Code:CHROB
Available:Lab open Mon - Fri 9:00AM - 5:00PM. On Call hours are 5:00PM Friday through 10:00PM Sunday and holidays; specimens accepted in the main lab daily
Turnaround:10 days; 48-72 hours for STAT newborn preliminary study; 7 days for STAT final report
Specimen:Blood
Volume:2-3mL; 1mL for newborns
Container:sodium heparin or heparinized syringe; NOT ACCEPTABLE - microtainers with serum separators, lithium heparin tubes; DO NOT CENTRIFUGE
Temperature:room temperature 24 hours; 4 degrees C acceptable if shipping next day
Rejection:MUST INCLUDE INDICATION WHEN ORDERING; will attempt to process any volume of specimen received; will attempt to process clotted specimens; outcome may not be ideal
Normal:Male: 46,XY
Female: 46,XX
Uses:Detection of syndromes associated with congenital anomalies or clinical features of chromosome abnormality; suspected sex chromosome abnormality; Indications: developmental delay, autism, mental retardation, behavior problems, failure to thrive, infertility, multiple spontaneous abortions, and others
Method:Hi-resolution karyotyping per ISCN 2013
 

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