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Chromosome analysis, Adult Leukemia
| Item | Value | |||||||
|---|---|---|---|---|---|---|---|---|
| Approval req'd? | Yes, contact Cytogenetics at x3-4813 if requested on blood samples. | |||||||
| Available Stat? | No | |||||||
| Test code | CYTLL | |||||||
| Performed by | Cytogenetics | |||||||
| 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. |
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| 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. |
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| Amount to Collect |
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| Sample type | Heparinized bone marrow, whole blood or marrow core | |||||||
| Preferred volume |
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| Min. Volume |
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| 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. | |||||||
| Normal range | ||||||||
| Synonyms | Cytogenetic analysis; leukemia cytogenetics; Karyotype; Karyotyping | |||||||
| Stability | 48 hours | |||||||
| Turn around times | 7-10 days | |||||||
| Additional information | ||||||||
| CPT coding | 88237 x2 and 88262 | |||||||
| LOINC code | 33893-9 | |||||||
| Last Updated | 4/29/2013 10:42:39 AM | |||||||
| Entry Number | 607 |
If you have additional questions regarding this test, please call: 415-353-1667