ARUP's Laboratory Test Directory

Chromosome Analysis, Bone Marrow : 2002292
[ image for: Time Sensitive]
Time Sensitive
  


Mnemonic: CHR BM

Methodology: Giemsa Band
Performed: Sun-Sat
Reported: 3-10 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.

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 (ARUP test code 2002290). This test must be ordered using Cytogenetic test request form #43099 or through your ARUP interface.

Unacceptable Conditions: Frozen specimens. Clotted specimens.

Stability (collection to initiation of testing): Ambient: 48 hours; Refrigerated: 48 hours; Frozen: Unacceptable
Reference Interval:
By 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
Cross References: Karyotype (Chromosome Analysis, Bone Marrow)