Dawson fingers are a radiographic feature depicting demyelinating plaques through the corpus callosum, arranged at right angles along medullary veins (callososeptal location). They are a relatively specific sign for multiple sclerosis (MS), which.
The many nuclei that make up the thalamus. The thalamus is the gateway to the cerebral cortex; assists with motor control and relaying signals to the cerebellum; and plays a role in memory and emotional responses via the limbic system
Vasogenic oedema: grey-white matter differentiation is maintained and the oedema involves mainly white matter, extending in finger-like fashion - Cytotoxic oedema: area of uniform low attenuation change with grey-white matter junction blurring.
(A, B) T2-weighted axial and sagittal images reveal focal hyperintensity within the dorsal medulla oblongata. (C) Fluid-attenuated inversion recovery coronal MRI shows hyperintense white matter lesions predominantly involving medulla oblongata. (D) Lesions of medulla oblongata were basically normal after therapy (white arrow).