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Chromosome analysis, Adult Leukemia
|Approval req'd?||Yes, contact Cytogenetics at x3-4813 if requested on blood samples.|
|Method||Giemsa banding and brightfield microscopy|
|Collection Instructions||Bone marrow is the preferred specimen, but heparinized peripheral blood may be submitted if a large number of malignant cells are present.
Collect bone marrow in a syringe, transfer to Dark Green top vacutainer and gently invert the tube several times for good mixing.
If a dry tap is obtained, consult the Laboratory Medicine resident in Hematology regarding the possible submission of a green top tube of peripheral blood. Contact Hematology if the specimen is more than 24 hours old.
Complete and submit a "Neoplastic Cytogenetics" form and send with the samples.
Click here for Neoplastic Cytogenetics Requisition
Keep sample at room temperature.
|Container type||Blood & bone marrow aspirate: 15 mL centrifuge tube with transport media (RPMI, FBS, L-Glutamine, Sodium Heparin and PenStrep). Available from Cytogenetics, 415-353-3844. Dark Green top also acceptable
Bone marrow core: 15 mL centrifuge tube with transport media (RPMI, FBS, L-Glutamine, Sodium Heparin and PenStrep). Available from Cytogenetics, 415-353-3844.
|Amount to Collect||
|Sample type||Heparinized bone marrow, whole blood or marrow core|
|UCSF Rejection Criteria||Insufficient volume; unlabeled tubes; clotted samples; broken, leaking or contaminated tubes; frozen samples.|
|Processing notes||Keep sample at room temperature. Do not centrifuge.|
|Synonyms||Cytogenetic analysis; leukemia cytogenetics; Karyotype; Karyotyping|
|Turn around times||7-10 days|
|CPT coding||88237 x2 and 88262|
|Last Updated||8/9/2013 12:18:39 PM|
If you have additional questions regarding this test, please call: 415-353-1667