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olivopontocerebellar atrophy - Definition:
(Source: MedicineNet)
Olivopontocerebellar atrophy: A group of genetic diseases in which there is progressive degeneration of the olivopontocerebellar pathway in the brain connecting the inferior olive, pons, and cerebellum. The cerebellum is the part of the brain that plays a role in maintaining balance and posture as well as coordinating voluntary movement. The pons is part of the brainstem and contains important neuronal pathways between the cerebrum, spinal cord, and cerebellum. The pons serves as a relay point for messages between these structures. The inferior olives are two round structures that contain nuclei that are involved with balance, coordination and motor activity.
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