Pharrell Williams was born on April 5, 1973 in Virginia Beach, Virginia, USA. He has been married to Helen Lasichanh since October 12, 2013.
dystonia. Definitions: 1. A syndrome of abnormal muscle contraction that produces repetitive involuntary twisting movements and abnormal posturing of the neck, trunk, face, and extremities. The definition information for dystonia is provided by Stedman's. You can search our medical dictionary here.efinitions: 1. A syndrome of abnormal muscle contraction that produces repetitive involuntary twisting movements and abnormal posturing of the neck, trunk, face, and extremities. The definition information for dystonia is provided by Stedman's.
Primary Dystonia. Primary dystonia is a condition in which dystonia is the only clinical feature. There is no evidence of cell death or a known cause. It is also known as idiopathic torsion dystonia. Primary dystonia is thought to have greater genetic contribution, even in the absence of a family history of dystonia.