Background: A wide variety of associated movement disorders has been described in multiple sclerosis.
Phenomenology shown: A 57-year-old woman with primary progressive multiple sclerosis developed spinal segmental myoclonus associated with focal myelitis.
Educational value: Movement disorders in multiple sclerosis are phenomenologically diverse and have varied pathophysiological mechanisms, making it essential to identify them to initiate appropriate treatment.
Keywords: Movement Disorders; Multiple Sclerosis; Spinal Myoclonus.
Copyright: © 2024 The Author(s).