Myokymia

Fibrillary Chorea; Kymatism; Morvan Chorea; Morvan's Chorea; Myokymia, Generalized; Chorea, Fibrillary; Chorea, Morvan; Chorea, Morvan's; Choreas, Fibrillary; Choreas, Morvan; Fibrillary Choreas; Generalized Myokymia; Generalized Myokymias; Kymatisms
Successive and rapid contractions of motor units associated with chronic nerve injury. The discharges arise from the peripheral aspects of regenerating nerves, and clinically impart a nearly continuous undulation of the body surface overlying the muscle. (Adams et al., Principles of Neurology, 6th ed, p1491)