Primary Orthostatic Tremor (POT) is a rare neurological condition characterized by a rapid tremor in the legs and trunk when standing still. This tremor typically occurs when a person is in an upright position and disappears when they sit down or walk. The tremor is so fast that it is often not visible to the naked eye, but individuals with POT may experience a sensation of unsteadiness or vibration in their legs.
POT is considered a primary tremor disorder, meaning it is not associated with any other underlying medical condition. The exact cause of POT is unknown, but it is believed to involve abnormal activity in the brain circuits responsible for controlling movement. The condition is typically diagnosed based on the characteristic symptoms and a thorough neurological examination.
While the tremor in POT is not life-threatening, it can significantly impact a person's quality of life, leading to difficulties with balance, mobility, and daily activities. Treatment options for POT are limited, but medications such as benzodiazepines or gabapentin may help alleviate symptoms for some individuals. Physical therapy and the use of assistive devices like canes or walkers can also be beneficial in managing the condition.
Overall, Primary Orthostatic Tremor is a rare neurological disorder characterized by a rapid tremor in the legs and trunk when standing still, which disappears when sitting or walking.