UW Hospital and Clinics Lab Test Directory
| Test Name: |
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FISH-Stillbirth
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| Test Code(s): |
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SLH875 / HCSLH875
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| CPT Code(s): |
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88271 x 5, 88275
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| Methodology: |
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Fluorescence In Situ Hybridization (FISH)
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| Clinical Significance: |
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Used to determine copy number for chromosomes 13, 18, 21, X and Y.
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| Testing Site: |
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Testing will be sent to an approved reference laboratory.
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| Days Performed: |
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Mon-Fri.
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Specimen Requirements
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| Specimen: |
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Tissue
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| Collection Instructions: |
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Five 4-micron sections of paraffin embedded tissue on immunohistochemistry slides. The middle section should be stained with H&E.
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| Collection Container: |
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Also Acceptable:
See collection instructions.
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| Specimen Transport: |
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Transport specimen to UWHC Core Laboratory (B4/220) at room temperature (may transport with coolant during hot, >85°F, weather).
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Interpretation
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By report.
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| Test Limitations: |
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This test does not rule out isochromosomes or structural abnormalities of chromosomes 13,18,21,X and Y.
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