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Lab Dept:
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Anatomic Pathology
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Test Name:
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X-LINKED ADRENOLEUKODYSTROPHY (ABCD1) SEQUENCING
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General Information
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Lab Order Codes:
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ABCD
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Synonyms:
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ABCD1 Sequencing
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CPT Codes:
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81405 – ABCD1, full gene sequence (Molecular Pathology, Level 6)
81479 – Molecular Pathology Unlisted procedure
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Test Includes:
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ABCD1 gene sequencing
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Logistics
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Test Indications:
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Confirm diagnosis of X-Linked Adrenoleukodystrophy.
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Lab Testing Sections:
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Anatomic Pathology – Sendouts
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Referred to:
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Johns Hopkins
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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, 24 hours
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Turnaround Time:
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Results are reported in 4-8 weeks
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Special Instructions:
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Include a completed Johns Hopkins Form with the specimen or patient to the laboratory.
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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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Lavender top (EDTA) tube
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Draw Volume:
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10 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. Blood specimen should remain in the original collection container. Store and ship at ambient temperature.
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Patient Preparation:
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None
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Sample Rejection:
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Mislabeled or unlabeled specimens.
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Interpretive
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Reference Range:
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Interpretive report
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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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Mutation Identification, sequence
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References:
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Johns Hopkins Diagnostic Lab April 2012
(410) 502-1889 Fax: (410) 955-0484
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Updates:
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2/11/2013: CPT update
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