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.
Related Disorders. Dercum disease. Dercum Disease is a rare disorder characterized by multiple, painful fatty deposits (lipomas), primarily on the trunk, forearms, and lower legs. It is associated with pain that may be caused by these deposits pressing on nearby nerves.This disorder usually occurs in obese females between the ages of 45 and 60.elated Disorders. Dercum disease. Dercum Disease is a rare disorder characterized by multiple, painful fatty deposits (lipomas), primarily on the trunk, forearms, and lower legs. It is associated with pain that may be caused by these deposits pressing on nearby nerves.