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FISH, Locus-specific Probe (x2), Technical Component
Test Code37883
CPT Codes
88271 (x2), 88275 (x2)<br>Tech Only Code<br>Restricted Client Code
Preferred Specimen
5 mL whole blood or 3 mL bone marrow collected in a sodium heparin (green-top) tube, or sodium heparin (royal blue-top) tube, or sodium heparin lead-free (tan-top) tube, or
5 mL amniotic fluid in sterile container, or
5 mg chorionic villus sample in culture media, or
5x5mm fresh tissue in sterile container or formalin-fixed paraffin-embedded tissue block
5 mL amniotic fluid in sterile container, or
5 mg chorionic villus sample in culture media, or
5x5mm fresh tissue in sterile container or formalin-fixed paraffin-embedded tissue block
Minimum Volume
1 mL whole blood or bone marrow • 1 mL amniotic fluid • 5 mg chorionic villus • 5x5mm fresh tissue
Instructions
Clinical history/reason for referral is required with test order. Prior therapy and transplant history should be provided with test order.
3-5 mL Whole blood or bone marrow collected in sodium heparin tube, 5 mL Amniotic fluid collected in sterile container, 5 mg CVS in culture media, 5 X 5 mm Fresh tissue in sterile container, Formalin Fixed Paraffin Embedded Tissue.
Specimen viability decreases during transit. Send specimen to testing laboratory for viability determination. Do not freeze. Do not reject.
3-5 mL Whole blood or bone marrow collected in sodium heparin tube, 5 mL Amniotic fluid collected in sterile container, 5 mg CVS in culture media, 5 X 5 mm Fresh tissue in sterile container, Formalin Fixed Paraffin Embedded Tissue.
Specimen viability decreases during transit. Send specimen to testing laboratory for viability determination. Do not freeze. Do not reject.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: See instructions
Refrigerated: See instructions
Frozen: See instructions
Refrigerated: See instructions
Frozen: See instructions
Methodology
Fluorescence in situ Hybridization
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Daily; Report available: 5 days
Reference Range
Interpretive report
Clinical Significance
This FISH (fluorescence in situ hybridization) assay is performed using any combination of two probes.