Radiology is the use of radiation for different types of "imaging," including X-rays. Imaging simply means creating an image of the inner configuration of a dense object, such as part of the human body, with the use of radiant energy. Radiology is al...
Ultrasound imaging, also called ultrasound scanning or sonography, involves exposing part of the body to high-frequency sound waves to produce pictures of the inside of the body. Ultrasound exams do not use ionizing radiation (x-ray). Because ultraso...
Remember that the imaging modalities given are not done by the neurologist, but they are studies a neurologist orders to help diagnose a problem. A neurologist refers to a hospital imaging department or a free standing imaging facility for MRIs or CT...