PathoPic is a Public access image database providing images of high quality for use in medical education and public health information.
Allowed usage: To non-commercial, educational institutions (universities), we grant the right to reproduce the images free of charge and without prior approval for lectures, but we ask you to acknowledge the image source by putting our logo clearly readable on the picture.
AccessMedicine: medical multimedia including images and videos available to use with proper attribution
UpToDate: medical multimedia including images and videos available to use with proper attribution
CDC’s Public Health Image Library: Contains images that include the history of public health practice, epidemic investigation, pathogens such as viruses and bacteria, and human interest topics.
Flickr: Specimens (Pathology): Gross and microscopic images of pathology specimens taken by Ed Uthman, a practicing pathologist in Houston, TX. Contains over 930 images, all licensed under the Creative Commons Attribution (CC-BY) license.
MedPix: medical images (registration provides additional features but isn't required)
National Cancer Institute: Visuals Online: Over 2,000 photos, diagrams, and drawings that can be used to help communicate meaning, describe concepts, and tell stories of biomedical, science, and patient-care topics..