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Stiff-person syndrome (SPS), also known as stiff-man syndrome, [1] is a rare neurological disorder of unclear cause characterized by progressive muscular rigidity and stiffness. The stiffness primarily affects the truncal muscles and is characterised by spasms , resulting in postural deformities.
Like many autoimmune diseases, SPS exists on a spectrum and, as a result, symptoms can look quite different in different people, Dr. Scott Newsome, head of the Johns Hopkins Stiff Person Syndrome ...
Many patients with stiff person syndrome experience muscle cramping, spasms and stiffness constantly, but certain movements or emotions can trigger "a complete, whole-body spasm," Piquet, who is a ...
Spastic hypertonia involves uncontrollable muscle spasms, stiffening or straightening out of muscles, shock-like contractions of all or part of a group of muscles, and abnormal muscle tone. It is seen in disorders such as cerebral palsy, stroke, and spinal cord injury. Rigidity is a severe state of hypertonia where muscle resistance occurs ...
lack of forehead wrinkling when patient looks up with head bowed Jolly's test: Friedrich Jolly: neurology: myasthenia gravis or Eaton–Lambert syndrome: electromyography test using repeated stimuli to show fatiguability in myasthenia Jones criteria: T. Duckett Jones: rheumatology: rheumatic fever: criteria used to diagnose rheumatic fever ...
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Assessment is needed of the affected individual's goals, their function, and any symptoms that may be related to the movement disorder, such as pain. A thorough assessment will include analysis of posture, active movement, muscle strength, movement control and coordination, and endurance, as well as spasticity (response of the muscle to stretch).
After additional testing, doctors diagnosed Dion with the disorder that causes stiffness and spasms in the muscles for which there’s no cure. Symptoms of stiff person syndrome typically begin in ...