Fig. 1From: Finger tapping impairments are highly sensitive for evaluating upper motor neuron lesionsAxial T2-weighted MRI images of the infratentorial region from three unique patients demonstrating foci of T2-hyperintensity at the brainstem (right pontomedullary sulcus and medial vestibular nucleus (arrows)) (a), bilateral cerebellar lobes (b), and brainstem and bilateral cerebellar peduncle regions (c). Sagittal T2-weighted MRI image of the cervical spinal cord revealing multi-focal regions of T2-hyperintensity within the parenchyma (d)Back to article page