Four Types of Actuators. An actuator is a kind of motor that controls or moves mechanisms or systems. It takes hydraulic fluid, electric current or other sources of power and converts the energy to facilitate the motion.
Dercumâs disease, also known as adiposis dolorosa, is a rare disorder characterized by multiple, painful growths consisting of fatty tissue, called lipomas. They mainly occur on the trunk, the upper arms and upper legs and are found just below the skin.
The onset of chorea can be delayed by up to 6 months after infection. Chorea can be accompanied by facial grimacing, dysarthria, gait disturbance, and hypometric saccades. The average age of onset is 9 years.