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Thyroid Transcription Factor-1

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Test Description
Thyroid Transcription Factor-1
Synonym(s)

TTF-1
Clone

SP141 (Spokane)


8G7G3/1 (Bellevue, Richland)


BGX-397A (Lourdes)
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).
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.
Required Information

Complete the Incyte Diagnostics requisition with the patient's demographics and relevant clinical history.
Stability

Ambient: Indefinite
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.
Department (code)

Histology
Methodology

IHC, Ventana Ultra Stainer
Estimated TAT

1–2 business days from receipt
Testing Schedule

Monday–Saturday
Retention

Blocks: 10 years
Slides: 10 years
CPT Code(s)

88341
88342