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Lab Dept:
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Anatomic Pathology
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Test Name:
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CHROMOSOME, BLOOD, SISTER CHROMATID EXCHANGE
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General Information
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Lab Order Codes:
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SISTR
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Synonyms:
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Bloom Syndrome
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CPT Codes:
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88230 – tissue culture for non-neoplastic disorders
88245 – Chromosome analysis for breakage syndromes; baseline Sister Chromatid Exchange (SCE), 20-25 cells
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Test Includes:
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N/A
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Logistics
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Test Indications:
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Diagnostic test for Bloom Syndrome
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Lab Testing Sections:
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Anatomic Pathology - Sendouts
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Referred to:
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Fairview University Cytogenetics
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Phone Numbers:
Minneapolis:
Saint Paul:
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612-813-6280
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651-220-6550
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Test Availability:
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Daily
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Turnaround Time:
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Results in 29 days
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Special Instructions:
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Special tube required. See Container, contact the laboratory for appropriate tube.
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Specimen
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Specimen Type:
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Whole blood
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Container:
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Green top (Sodium Heparin), no gel
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Draw Volume:
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10 mL (Minimum: 5 mL) blood
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Processed Volume:
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Same as Draw Volume
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Collection:
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Routine venipuncture
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Special Processing:
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Lab Staff: Do Not centrifuge. Forward specimen to Send Outs. Store and ship at room temperature. Must arrive at reference lab within 24 hours of collection.
Order in Atlas and include collect date/time, ordering MD, specimen type, diagnosis/reason for referral.
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Patient Preparation:
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None
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Sample Rejection:
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Improper storage, mislabeled or unlabeled specimen
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Interpretive
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Reference Range:
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An interpretive report will be provided
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Critical Values:
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N/A
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Limitations:
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N/A
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Methodology:
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Methodology is determined by lab director based on clinical indications.
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References:
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Fairview University Laboratories September 2010
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