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Chromosome Analysis, Blood, High Resolution
|Approval req'd?||If expedited testing is needed for clinical decisions contact the Cytogenetics laboratory at x3-4844.|
|Test group||Chromosome Analysis|
|Performed by||Medical Genomics - Cytogenetics|
|In House Availability||Set up daily, Monday-Friday|
|Method||Giemsa banding and brightfield microscopy|
|Collection Instructions||If expedited testing is needed for clinical decisions contact the Cytogenetics laboratory at x3-4844.
Complete and submit a "UCSF Reproductive Genetics Lab Results" or a "UCSF Cytogenetic Requisition" form and send with the samples.
Click here for Cytogenetics Requisition
Keep samples at Room temperature. DO NOT CENTRIFUGE for any reason.
|Container type||Dark green top|
|Amount to Collect||
|Sample type||Heparinized whole blood|
|UCSF Rejection Criteria||Insufficient volume; unlabeled tubes; clotted samples; broken, leaking or contaminated tubes; frozen samples.|
|Processing notes||Keep samples at Room temperature. DO NOT CENTRIFUGE for any reason. Send all tubes and completed paperwork asap to the Cytogenetics laboratory at China Basin.|
|Normal range||46,XY normal male
46,XX normal female
|Synonyms||Cytogenetic analysis; CYBL; Karyotype; Karyotyping|
|Turn around times||Normally 14-21 days. Expedited (with approval) 5-7 days|
|Reflex?||If an abnormality is detected ta Cytogenetics Director will determine the appropriate additional studies (e.g. C-banding, NOR) to be performed to characterize the abnormality.
If additional metaphases are required for final interpretation additional counts will be performed and billed for.
Additional testing may be omitted if specifically requested when the sample is submitted for cytogenetic analysis.
|CPT coding||88230, 88262, 88289|
|LDT or Mod FDA?||Yes|
|Last Updated||6/24/2015 9:20:57 AM|