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A sudden irregular twitching of muscles or parts of muscles, occurring in various brain disorders.

my′o·clon′ic (mī′ə-klŏn′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Medicine) of or relating to myoclonus
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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DS, also known as severe myoclonic epilepsy in infancy, is an orphan disease considered one of the most intractable forms of epilepsy, with first seizures occurring during the first year of life.
Ysgol Maes Garmon pupil Katie Potter, 13, from Northop, Flintshire, was diagnosed with juvenile myoclonic epilepsy around April 2018.
The literature has described clozapine-induced generalized tonic-clonic, myoclonic, simple and complex partial, and absence seizures.
A few months later, I received a diagnosis - juvenile myoclonic epilepsy (JME).
Conclusion: Majority of patients had symptomatic infantile spasms and generalized tonic clonic along with myoclonic jerks were predominant seizure types.
"The Tonic Clonic seizures and myoclonic seizures are uncontrollable and relentless, meaning that no emergency intervention is working to stop the continuous seizures.
Background: Treatment of myoclonic seizures in myoclonic epilepsy with ragged-red fibers (MERRFs) has been empirical and ineffective.
Later, other types of seizures typically arise, including myoclonic seizures (involuntary muscle spasms).
Dravet syndrome, also known as severe myoclonic epilepsy in infancy (SMEI), is a catastrophic early onset epileptic syndrome that is thought to affect approximately 2,000 to 8,000 patients in the US.