This second edition has been expanded and revised by Leslie Michaels in conjunction with the new co-author Henrik B. Hellquist. It now covers the advances that have taken place in the field since 1987. As a standard work in the field ENT histopathology, this second edition now includes sections on the salivary glands, lesions in the neck, and advances in molecular pathology. The content reflects the massive growth in molecular pathology that has taken place in all branches of histopathology.