Test Directory
Thyroid Transcription Factor-1
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Test Description |
Thyroid Transcription Factor-1
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Synonym(s) |
TTF-1 |
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Clone |
SP141 (Spokane) 8G7G3/1 (Bellevue, Richland) BGX-397A (Lourdes) |
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Specimen Type |
Formalin-fixed, paraffin-embedded tissue blocks (FFPE). If tissue blocks are not available, unstained slides are acceptable (please submit 1-2 slides per antibody to be tested, cuts must be 4 microns thick). |
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Specimen Collection / Processing Instructions |
Tissue removed during a surgical procedure and placed in 10% NBF soon after removal from the patient. Appropriate tissue for requested staining. |
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Required Information |
Complete the Incyte Diagnostics requisition with the patient's demographics and relevant clinical history. |
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Stability |
Ambient: Indefinite |
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Unacceptable Specimen Conditions |
Slides or paraffin blocks with no tissue remaining. Samples fixed in fixatives other than 10% neutral buffered formalin. Paraffin blocks that have been overheated or frozen. |
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Department (code) |
Histology |
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Methodology |
IHC, Ventana Ultra Stainer |
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Estimated TAT |
1–2 business days from receipt |
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Testing Schedule |
Monday–Saturday |
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Retention |
Blocks: 10 years |
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CPT Code(s) |
88341 |