Use medical imaging such as PET scans, MRI’s, and x-rays to identify problems such as fractures, tumors, or diseases. Radiology technicians and technologists often work in hospitals or diagnostic imaging centers. Careers in radiology require education in related medical fields.

An M.D., or Doctor of Medicine, is an academic achievement that can take years of schooling to obtain. It is only awarded once students have shown they have the knowledge and experience required to practice medicine competently.