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For example, in focal hand dystonia, or writer's cramp, the fingers either curl into the palm or extend outward without control. In musicians, the condition is called musician's focal dystonia, or simply, musician's dystonia. In sports, it may be involved in what is commonly referred to as the yips. The condition appears to be associated with ...
Writer's cramp is a task-specific focal dystonia of the hand. [4] 'Focal' refers to the symptoms being limited to one location (the hand in this case), and 'task-specific' means that symptoms first occur only when the individual engages in a particular activity.
Dystonia is often intensified or exacerbated by physical activity, and symptoms may progress into adjacent muscles. [ 4 ] The disorder may be hereditary or caused by other factors such as birth-related or other physical trauma , infection , poisoning (e.g., lead poisoning ) or reaction to pharmaceutical drugs , particularly neuroleptics , [ 3 ...
Dystonia: G24 Drug induced dystonia: G24.0 Idiopathic familial dystonia 333.6 G24.1 Idiopathic nonfamilial dystonia 333.7 G24.2 Spasmodic torticollis: 333.83 G24.3 Idiopathic orofacial dystonia: G24.4 Blepharospasm: 333.81 G24.5 Other dystonias G24.8 Other extrapyramidal movement disorders G25 Essential tremor: 333.1 G25.0 Drug induced tremor G25.1
Torsion dystonia, also known as dystonia musculorum deformans, is a disease characterized by painful muscle contractions resulting in uncontrollable distortions. This specific type of dystonia is frequently found in children, with symptoms starting around the ages of 11 or 12. It commonly begins with contractions in one general area such as an ...
The main symptom of benign fasciculation syndrome is focal or widespread involuntary muscle activity (fasciculation). [1] The benign twitches usually have a constant location. [2] Other common symptoms are generalized fatigue or weakness, paraesthesia or numbness, and muscle cramping or spasms. [1]
Hypokinesia patients experience these typical stress symptoms on a regular basis because of damage to the basal ganglia system. Therefore, when a hypokinesia victim is under stress, he or she does not display a typical fight-or-flight response, placing the patient under greater danger from potentially harmful stimuli. [ 38 ]
Spasmodic dysphonia, also known as laryngeal dystonia, is a disorder in which the muscles that generate a person's voice go into periods of spasm. [ 1 ] [ 2 ] This results in breaks or interruptions in the voice, often every few sentences, which can make a person difficult to understand. [ 1 ]