Neuroradiology is a subspecialty of radiology focusing on the diagnosis and characterization of abnormalities of the central and peripheral nervous system, spine, and head and neck using neuroimaging techniques. Neuroradiologists are doctors who focus on diagnosing conditions of the spine, neck, head, and central nervous system. They use medical equipment, such as computed tomography (CT) or magnetic resonance imaging (MRI) machines, to identify problems. is a subspecialty of radiology focusing on the diagnosis and characterization of abnormalities of the central and peripheral nervous system, spine, and head and neck using neuroimaging techniques.