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MECP2 DNA SEQUENCING
Test Code511277
CPT Codes
81302
Preferred Specimen
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Whole blood, amniotic fluid, chorionic villus sample (CVS) (Submission of maternal blood is required for fetal testing.) or LabCorp buccal swab kit (The buccal swab collection kit contains instructions for use of a buccal swab.)
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Whole blood, amniotic fluid, chorionic villus sample (CVS) (Submission of maternal blood is required for fetal testing.) or LabCorp buccal swab kit (The buccal swab collection kit contains instructions for use of a buccal swab.)
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Minimum Volume
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7 mL whole blood, LabCorp buccal swab kit, 10 mL amniotic fluid, or 20 mg CVS
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7 mL whole blood, LabCorp buccal swab kit, 10 mL amniotic fluid, or 20 mg CVS
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Instructions
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A completed screening questionnaire must accompany specimens. Call 800-345-4363 to request forms
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A completed screening questionnaire must accompany specimens. Call 800-345-4363 to request forms
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Transport Container
"Lavender-top (EDTA) tube, yellow-top (ACD) tube, sterile plastic conical tube or two confluent T25 flasks for fetal testing, or LabCorp buccal swab kit
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Transport Temperature
"Maintain specimen at room temperature or refrigerated at 4°C.
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Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
"Frozen specimen; hemolysis; quantity not sufficient for analysis; improper container; wet buccal swab; one buccal swab
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Methodology
"DNA Sequencing "
Limitations
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This test does not detect variants in any other gene, nor does it detect genomic deletions or promoter or deep-intron variants. Molecular-based testing is highly accurate, but as in any laboratory test, rare diagnostic errors may occur.
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This test does not detect variants in any other gene, nor does it detect genomic deletions or promoter or deep-intron variants. Molecular-based testing is highly accurate, but as in any laboratory test, rare diagnostic errors may occur.
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