Immunohistochemistry (IHC) plays a key role in the diagnosis of thoracic tumors. This Atlas provides pathologists with up-to-date information to help them determine when to use IHC, how best to use IHC, and how to correctly interpret the results. From the basics of IHC biochemistry to the identification of biomarkers, this text provides a comprehensive view of diagnostic IHC in a reader-friendly format.

The spectrum of IHC markers currently available provides the ability to more accurately diagnose disease and identify the correct treatment. Because of the increasing practice of personalized thoracic cancer treatment, it is important for all pathologists to have access to the best practices in IHC to ensure accurate diagnosis.