
GROSS: CARDIOVASCULAR: VASCULATURE: Circle of Willis, nervous system: Berry Aneurysm Unruptured: Gross fixed tissue dissected circle calcified lesion with probe pointing to it not the best example
Welcome to the Pathology Education Informational Resource (PEIR) Digital Library, a multidisciplinary public access image database for use in medical education.
GROSS: CARDIOVASCULAR: VASCULATURE: Circle of Willis, nervous system: Berry Aneurysm Unruptured: Gross fixed tissue dissected circle calcified lesion with probe pointing to it not the best example