Ofrivilliga, snabba sammandragningar av muskler eller muskelgrupper, oregelbundna i både rytm och styrka, som följs av avslappning. Tillståndet kan bero på vissa sjukdomar i det centrala nervsystemet, som t ex myoklon epilepsi. Nattlig myokloni är det vanligaste kännetecknet på sömnmyokloni.
Involuntary shock-like contractions, irregular in rhythm and amplitude, followed by relaxation, of a muscle or a group of muscles. This condition may be a feature of some CENTRAL NERVOUS SYSTEM DISEASES; (e.g., EPILEPSY, MYOCLONIC). Nocturnal myoclonus is the principal feature of the NOCTURNAL MYOCLONUS SYNDROME. (From Adams et al., Principles of Neurology, 6th ed, pp102-3).
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Myoclonic Jerking — Jerking, Myoclonic — Myoclonic Jerk — Jerk, Myoclonic — Jerks, Myoclonic — Myoclonic Jerks — Myoclonus Simplex — Simplex, Myoclonus — Myoclonus, Action — Action Myoclonus — Myoclonus, Eyelid — Eyelid Myoclonus — Myoclonus, Intention — Intention Myoclonus — Myoclonus, Upper Extremity — Extremity Myoclonus, Upper — Upper Extremity Myoclonus — Polymyoclonus — Myoclonus, Nocturnal — Nocturnal Myoclonus — Myoclonus, Sleep — Sleep Myoclonus — Myoclonus, Oculopalatal — Oculopalatal Myoclonus — Myoclonus, Palatal — Palatal Myoclonus — Myoclonus, Segmental — Segmental Myoclonus — Myoclonus, Lower Extremity — Extremity Myoclonus, Lower — Lower Extremity Myoclonus