Medical Definition of TONUS. 1. : tone 2a. 2. : a state of partial contraction that is characteristic of normal muscle, is maintained at least in part by a continuous bombardment of motor impulses originating reflexly, and serves to maintain body postureâcalled also muscle tone; compare clonus.
Neuralgia is the definitive term for nerve pain. Words ending in -algia indicate pain. A closely related word is neuropathy. It indicates an injury, disease, deterioration, defect or other abnormality of the nerve, which usually produces pain, pos...
Nerve pain medication. Nerve pain, also called neuralgia, is characterized by pain and other symptoms from damaged or pinched nerves. A shooting or burning pain and feelings of numbness, weakness, muscle spasms and tingling can radiate along the path of the nerve and be felt in the extremities.