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TTF-1 IHC Stain


TEST DIRECTORY
Test Name
TTF-1 IHC Stain
Description
A lung and thyroid marker; also aids in identifying some neuroendocrine tumors.
Test Code
41977
SPECIMEN REQUIREMENTS
Specimen
Paraffin block or unstained sections on charged slides
GENERAL AND TECHNICAL INFORMATION
CPT Code
88342, 88341