Multiple Sclerosis–Specific Sign: Ependymal Dot–Dash Sign/Dawson Fingers/Central Vein Sign

Multiple sclerosis is most common inflammatory-demyelinating disease of the central nervous system, affecting the brain and spinal cord. Magnetic resonance imaging is the primary technique for identifying white matter lesions as demyelinating lesions involving the periventricular white matter and the corpus callosum and some specifics are Dawson fingers, ependymal dot-dash sign, and central vein sign.