American Registry of Pathology

The American Registry of Pathology (ARP) is dedicated to advancing, educating, and connecting the field of pathology. Our mission is to provide the highest quality educational resources and expertise to pathologists worldwide.
A cornerstone of ARP’s commitment to education is the publication of the renowned AFIP Fascicles. These comprehensive atlases of tumor and non-tumor pathology have been a trusted resource for tens of thousands of pathologists and institutions across the globe for over seven decades.