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Estrogen Receptor (SP1) IHC Stain


TEST DIRECTORY
Test Name
Estrogen Receptor (SP1) IHC Stain
Alternate Names
ER
Description
Aids in identifying metastatic carcinoma of unknown primary; a breast cancer prognostic marker.
Test Code
75257
SPECIMEN REQUIREMENTS
Specimen
Paraffin block or unstained sections on charged slides
GENERAL AND TECHNICAL INFORMATION
CPT Code
88360