Gadolinium-based contrast agents are approved by FDA for use with MRI as a contrast agent to provide an improved image of body organs and tissues. Gadolinium-based contrast agents are also used for MRA, another imaging procedure used to evaluate blood vessels.3.he use of gadolinium-based contrast agents in MRA is not FDA approved. MRA with gadolinium-based contrast is thought by many radiologists to provide more detailed images of blood vessels than MRA without gadolinium-based contrast.
Neurologists do not perform surgery. A neurologist's training includes an undergraduate degree, four years of medical school, a one-year internship, and at least three years of specialized training.
Step 2: Complete a Medical School Program. Endocrinologists must earn either a Doctor of Medicine (M.D.) or Doctor of Osteopathy (D.O.) degree from an accredited medical college. Medical school programs usually devote the first 2 years of study to classroom and laboratory instruction.ndocrinologists diagnose and treat hormone-related disorders and imbalances caused by malfunctioning endocrine glands. Different jobs exist within the field of endocrinology, such as an endocrinology basic scientist or an endocrine nurse specialist.