Provides concise and accessible information covering the pathology of common and important conditions Updates classifications and staging systems in pathology as well as new immunohistochemical and molecular pathology Features basic pathologic principles covering diseases by organ system with clear headings and bullet points making the topics easy to navigate Provides over 120 colour images to aid understanding of pathology New to this Edition: New chapter on laboratory techniques explaining the basics of commonly used ancillary techniques in pathology particularly immunohistochemistry and molecular tests Includes COVID 19 as a new topic in the Infectious diseases chapter All chapters have been updated to include any newly described entities in that field There is a particular emphasis on tumour pathology with updates in classification staging and new immunohistochemical and molecular diagnostic features Macroscopic and microscopic images have been added to illustrate pathology and aid learning