ARUP's Laboratory Test Directory

Chromosome Analysis, Bone Marrow with Reflex to Genomic Microarray : 2007130
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Time Sensitive
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Patient History for Pediatric/Adult Cytogenetic (Chromosome) Studies


Mnemonic: BM REFLEX

Methodology: Giemsa Band/Genomic Microarray (Oligo-SNP array)
Performed: Sun-Sat
Reported: 10-14 days
Specimen Required: Collect: Non-diluted bone marrow aspirate. Collect in a heparinized syringe

Specimen Preparation: Do not freeze or expose to extreme temperatures. Transfer 3 mL bone marrow to a green (sodium heparin). (Min: 0.5 mL)

Storage/Transport Temperature: Room temperature

Submit specimen according to Biological Substance, Category B, shipping guidelines.

Remarks: Although bone marrow is the recommended specimen type for hematological disorder studies, blood can be substituted if bone marrow cannot be obtained. Refer to Chromosome Analysis, Leukemic Blood with Reflex to Genomic Microarray (ARUP test code 2007131). This test must be ordered using Cytogenetic test request form (#43099) or through your ARUP interface. Submit the Patient History for Cytogenetic (Chromosome) Studies with the electronic packing list (available at http://www.aruplab.com/genetics/forms.php).

Unacceptable Conditions: Frozen specimens. Clotted specimens

Stability (collection to initiation of testing): Ambient: 48 hours; Refrigerated: 48 hours; Frozen: Unacceptable
Reference Interval:
By report
Interpretive Data: Refer to report.
Note: These studies involve culturing of living cells; therefore, turnaround times given represent average times which are subject to multiple variables. After specimen receipt, results are generally available in an average of 10 days. 

A processing fee will be charged if this procedure is canceled at the client's request, after the test has been set up, or if the specimen integrity is inadequate to allow culture growth.
CPT Code(s): 88237, 88264, 88291; If reflexed, add 81406