The Pathwork Tissue of Origin Test

The Pathwork^® Tissue of Origin Test is an innovation in molecular diagnostics. Cleared by the FDA in 2010, this gene expression–based test uses a tumor's own genomic information to aid in identifying challenging tumors, including metastatic, poorly differentiated and undifferentiated tumors, The test provides objective clinical information previously unavailable to physicians for tissue of origin identification.

The Tissue of Origin Test is part of a growing family of products that includes lab service tests for formalin-fixed, paraffin-embedded (FFPE) specimens.

Learn about the advanced science behind the Tissue of Origin Test.
Learn about ordering the test through the Pathwork Diagnostics Laboratory.

View Indications for Use and Limitations..