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Topic: Myoclonic twitch


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In the News (Wed 16 Dec 09)

  
  Myoclonic twitch definition - Medical Dictionary definitions of popular medical terms
Myoclonic twitch: A rapid, involuntary muscle contraction, particularly near the eye.
Myoclonic tics resemble, and may be mistaken for, tics.
Like tics, they tend to occur more often when the person is under stress; unlike tics, they are not preceded by any sensation and they cannot be delayed.
www.medterms.com /script/main/art.asp?articlekey=11693   (96 words)

  
  NationMaster - Encyclopedia: Myoclonic twitch
A myoclonic twitch or hypnagogic myoclonus consists of one or more sudden full-body twitches, and often preceded by a sensation and/or dream of falling.
Myoclonic jerks commonly occur in persons with epilepsy, a disorder in which the electrical activity in the brain becomes disordered leading to seizures.
Reticular reflex myoclonus is thought to be a type of generalized epilepsy that originates in the brainstem, the part of the brain that connects to the spinal cord and controls vital functions such as breathing and heartbeat.
www.nationmaster.com /encyclopedia/Myoclonic-twitch   (290 words)

  
 Myoclonic jerk - Information at Halfvalue.com
The myoclonic twitches or jerks are usually caused by sudden muscle contractions; they also can result from brief lapses of contraction.
Myoclonic jerks commonly occur in individuals with epilepsy.
In rare cases, myoclonic seizures can be symptomatic of Lennox-Gastaut syndrome, beginning in early childhood and usually involving the face, neck, shoulders, and upper arms.
www.halfvalue.com /wiki.jsp?topic=Myoclonic_jerk   (2034 words)

  
 Patient Education: Myoclonus
Myoclonic jerks commonly occur in persons with epilepsy, a disorder in which the electrical activity in the brain becomes disordered leading to seizures.
Reticular reflex myoclonus is thought to be a type of generalized epilepsy that originates in the brainstem, the part of the brain that connects to the spinal cord and controls vital functions such as breathing and heartbeat.
Myoclonic jerks usually affect the whole body, with muscles on both sides of the body affected simultaneously.
www.bcm.edu /neurol/jankovic/educ_myoclonus.htm   (1642 words)

  
 Myoclonus at AllExperts
Myoclonus is brief, involuntary twitching of a muscle or a group of muscles.
The myoclonic twitches or jerks are usually caused by sudden muscle contractions; they also can result from brief lapses of contraction.
In someone with epilepsy, myoclonic seizures cause abnormal movements on both sides of the body at the same time.
en.allexperts.com /e/m/my/myoclonus.htm   (2007 words)

  
 The Digerati Peninsula » Print » Falling Asleep
Anyway, it’s known as a hypnagogic myoclonic twitch[1], though it’s also called simply a myoclonic jerk[2], a hypnic jerk[3] or simply a myoclonic twitch.
Basically, is ‘an involuntary muscle twitch (more generally known as myoclonus or a myoclonic twitch) which often occurs during the transition from wakefulness to sleep.’ Experiences that occur when you are entering or leaving sleep are called hypnagogia[4].
Myoclonic twitches can also occur during full sleep, when you might not be aware of it, although this it typically called Periodic Limb Movement Disorder[6].
www.thedigeratipeninsula.org.uk /archive/2007/02/11/falling-asleep/print   (388 words)

  
 Myoclonus Fact Sheet: National Institute of Neurological Disorders and Stroke (NINDS)
Myoclonic jerks may occur alone or in sequence, in a pattern or without pattern.
For example, myoclonic jerking may develop in patients with multiple sclerosis, Parkinson's disease, Alzheimer's disease, or Creutzfeldt-Jakob disease.
In some people, myoclonic jerks occur in only a part of the body, such as the legs, with all the muscles in that part being involved in each jerk.
www.ninds.nih.gov /disorders/myoclonus/detail_myoclonus.htm   (2032 words)

  
 Epilepsy Action: generalised seizures
Most people have experienced a sudden jerk as they are falling asleep or have jumped when someone leaps out as them unexpectedly and this is similar to the jerks experienced by someone who has myoclonic seizures.
Juvenile Myoclonic Epilepsy and in these cases there is often a family history of a similar condition.
These are generalised seizures in which the muscles contract and relax continuously causing the person having the seizure to twitch and jerk repeatedly.
www.epilepsy.org.uk /info/generalised.html   (436 words)

  
 How do I know if my child has infantile spasms?
This is also the twitching of one or more muscles, but associated with a more significant EEG event, having a burst of activity lasting from 0.2 to 2 sec.
Most other forms of myoclonic spasm are similar, but involve fewer muscles, perhaps just the arms, or the legs (the spasms are usually symmetric), or the head or abdominal muscles.
The myoclonic spasm is often only a trivial physical event, but may indicate a serious neurological condition requiring urgent treatment.
www.mynchen.demon.co.uk /Epilepsy/Infantile_spasms/How_do_I_know.htm   (750 words)

  
 Myoclonus: Causes - MayoClinic.com
Some infants experience muscle twitching after a feeding or during sleep, but this is benign and doesn't usually require treatment.
Myoclonic jerks may be one component of a seizure or the only component.
In addition, a myoclonic seizure may be one of multiple seizure types occurring within a particular kind of epilepsy.
www.mayoclinic.com /health/myoclonus/DS00754/DSECTION=3   (674 words)

  
 twitching - OmniMedicalSearch.com - twitching
Your eyelid twitching does not go away within one week.The twitching involves other parts of your face.You have redness, swelling, or a discharge from your eye.The twitching completely closes your...
Muscle twitches are fine movements of a small area of muscle.
Muscle twitching of the muscles around the eyes is common even in patients without myasthenia.
www.omnimedicalsearch.com /sr_twitching.html   (438 words)

  
 Short Course in Epilepsy
There may be loss of or changes in tone tonic or clonic movements and the EEG is irregular and abnormal both intericatally and ictally with slow or faster spike wave complexes than the typical 3 per second seen in typical absence.
Myoclonic seizures may be induced by various environmental activities or may be a component of a variety of seizure disorders such as Lennox-Gastaut syndrome and progressive myoclonic epilepsies.
Juvenile Myoclonic Epilepsy of Janz or the more modern term, myoclonic epilepsy of adolesence is an unusual disorder occurring in 3 - 4% of persons with epilepsy (Janz and Christian 1957).
www.seizures.net /articles_epilepsy/Short_Course_Epilepsy.html   (5619 words)

  
 Myoclonic jerk - Myoclonus
The myoclonic twitches or jerks are usually caused by sudden muscle Hiccups are also a kind of myoclonic jerk specifically affecting the diaphragm.
Myoclonic seizures (myo meaning muscle, clonic meaning jerk) is a sudden involuntary contraction of muscle groups.
Myoclonic jerks may be the initial sign of primary generalized epilepsy; some patients experience a brief jerk before onset of generalized seizure.
xn--fhq79jx38ahsi.com /?q=myoclonic-jerk   (1134 words)

  
 Myoclonus Fact Sheet: National Institute of Neurological Disorders and Stroke (NINDS)
Myoclonic twitches or jerks usually are caused by sudden muscle contractions, called positive myoclonus, or by muscle relaxation, called negative myoclonus.
The twitching cannot be controlled by the person experiencing it.
Although some drugs have a limited effect when used individually, they may have a greater effect when used with drugs that act on different pathways or mechanisms in the brain.
www.ninds.nih.gov /health_and_medical/pubs/myoclonus_doc.htm   (2032 words)

  
 Muscle twitches - Muscle Twitches, Eye Twitches, Eyelid Twitches Caused by Stress
Muscle twitching (fasciculation) is the result of spontaneous local muscle contractions that are involuntary.
Emne: Re: Chest muscle twitching and reduced strength Muscle twitching is usually a symptom of fatigue.
Subject: Re: Chest muscle twitching and reduced strength Muscle twitching is usually a symptom of fatigue.
newfinders.com /nwfd/muscle-twitches.htm   (0 words)

  
 Epilepsy Foundation eCommunities Forums - Juvenile Myoclonic Epilepsy   (Site not responding. Last check: )
Myoclonic jerks seem to always be catagorized as jme.
I was diagnosed with juvenile myoclonic epilepsy at 14, after having it undiagnosed for a few years.
I've said more than once that the myoclonics were in a lot of ways worse than the generalized tonic clonics.
www.epilepsyfoundation.org /efforums/forum/messageview.cfm?catid=3&threadid=49076   (3184 words)

  
 IRSA
Myoclonic seizures may arise from deep structures in the brain stem that control tone and posture, causing an abrupt increase in a muscle group which brings about a sudden movement of that part of the body.
This type of seizure is as sudden as a myoclonic seizure.
However, it is characterized by a sudden loss of tone or posture.
www.rettsyndrome.org /content.asp?contentid=676   (886 words)

  
 Discovery Online, The Skinny On ... Falling-Asleep Twitches
"Myoclonic jerk," said the first sleep researcher I reached on the phone.
One is called an "auditory sleep start." Here, instead of waking with a twitch, you wake to a very loud snap or cracking sound that seems to originate in the center of your own head.
As the myoclonic jerker sleeps, his legs jump and twitch at terrifically precise intervals -- every 30 seconds, for instance.
www.discovery.com /area/skinnyon/skinnyon971114/skinnyon.html   (843 words)

  
 shaking!?
A hypnic or hypnagogic jerk is an involuntary muscle twitch (more generally known as myoclonus or a myoclonic twitch) which often occurs during the transition from wakefulness to sleep (see hypnagogia).
That the feelings associated with relaxation before sleep are misinterpreted by the brain as falling or toppling over, and by reflex the body jerks out the limbs to stay upright.
That in the same way a body will often twitch as a person dies (as a reflex to attempt to keep the body functioning) it is thought the body might misinterpret falling asleep as a situation in which the body needs to be stimulated.
www.babyfit.com /archive_posts.asp?imboard=61&imParent=3230505   (879 words)

  
 Tag Archive for falling_asleep at SLEEP Online Magazine - The SLEEP Blog - All about SLEEP, SLEEPING, and SLEEPINESS
Well, I guess the twitch that people do (including myself) right after falling asleep is perfectly normal according to some researchers.
This strange falling sensation and muscle twitch is known as a hypnagogic myoclonic twitch or “Hypnic jerk” If this has happened to you on more than one occasion, don’t worry, you are not alone.
Close to 70 percent of all people experience this phenomenon just after nodding off, according to a recent study at the Mayo Clinic.
sleepzine.com /tag/falling_asleep   (0 words)

  
 Find myoclonic twitch Experts and myoclonic twitch Expert Witnesses at www.findexperts.com.
Myoclonic Twitch Experts Witnesses - Myoclonic Twitch Forensic Consultants.
Found 0 myoclonic twitch Experts and Expert Witnesses.
Find Myoclonic Twitch experts and consultants for Myoclonic Twitch litigation support at www.findexperts.com.
www.findexperts.com /srch/experts/witnesses/Myoclonic/twitch.htm   (304 words)

  
 EPILEPSY - a patient's guide
Salivation, twitching of the mouth or upper extremity on one side are typical manifestations and they almost all occur in sleep.
Juvenile myoclonic epilepsy is an epilepsy characterised by onset in childhood or adolescence and is associated with extremity jerking (myoclonic jerks, especially arms)or generalised tonic clonic seizures ('grand mal') within an hour or two of wakening from sleep.
It is the drug of first choice for children with absence seizures and in primary generalised seizures and also for juvenile myoclonic seizures.
www.medic8.com /healthguide/articles/epilepsy.html   (3718 words)

  
 melatonin and myoclonic twitching   (Site not responding. Last check: )
When I'm very tired, I've always experienced myoclonic twitches----that sudden jerk of the legs when you are about to fall asleep.
When taking melatonin, however (3mg, about half an hour before bed), the twitch's location shifts from the legs to the abdomen, so that my torso jerks.
Re: melatonin and myoclonic twitching susie 10/27/98 (
www.sleepnet.com /insomnia/messages/639.html   (178 words)

  
 Myoclonic Twitch - Talk Medical
Myoclonic twitch: A rapid, involuntary muscle contraction, particularly near the eye.
Myoclonic tics resemble, and may be mistaken for, tics.
Like tics, they tend to occur more often when the person is under stress; unlike tics, they are not preceded by any sensation and they cannot be delayed.
www.talkmedical.com /medical-dictionary/9580/Myoclonic-Twitch   (79 words)

  
 jerk Search Results From Healthline
The knee-jerk, or patellar reflex, is a sign of a neurologically healthy baby; the neonate's lower leg and foot involutarily kick upward or forward when th...
As you are describing it, the twitching does not mean the mu...
Often a muscle that is cramping feels harder than normal to the touch or may even show visible signs of twitching.
www.healthline.com /search?q1=jerk   (322 words)

  
 AES Abstract
We did not perform quantitative studies of GPN distribution through brain, but methylene blue dye in the pumps distributed into periventricular white matter and also over cortex, especially ipsilaterally.
Intraventricular delivery of gabapentin elevates the threshold for generalized tonic-clonic seizures in the rat flurothyl model, but not time to the first myoclonic jerk or first partial seizure.
Interpretation is limited, as the degree of penetration and distribution of the GPN into brain cannot be detailed.
www.aesnet.org /Visitors/AnnualMeeting/Abstractsnew/dsp_Abstract.cfm?id=929   (470 words)

  
 EPILEPSY
Although absence seizures have subtle signs, they do involve the whole brain, and so are considered a type of generalised seizure.
Myoclonic seizures cause very brief jerky movements, usually of the upper body, without loss of consciousness.
They can cause the person to spill a drink they are holding or fall off a chair.
www.mydr.com.au /default.asp?Article=2224   (1102 words)

  
 Myoclonic Seizures | my.epilepsy.com
Now wheather they trigger the myoclonic seizure or general seizure activity is another story.
Simply put the myoclonic activity that occurs in us IS triggered by patters in that "GRAY MATTER" between our ears, and I have seen MY myoclonic jerks triggered by seizure activity on an EEG.
I generally dont have deja vu much to warn me(occasionaly i do)when the grand mal is comming, and smell even less frequently, but I can always, count on my myoclonic jerks to warn me. Either way, I know i ramble a bit, but Your not alone with the myoclonic activity coupled with other seizures.
my.epilepsy.com /?q=node/965516/977996   (617 words)

  
 Convulsions | Ask MetaFilter
It's called a myoclonic twitch, and it happens to most people, if not everyone.
It could also be Restless Leg Syndrome, which my husband had for years until a doctor diagnosed it (he's now on a medication that makes a huge difference).
The twitching thing was definitely a big symptom, and several times a night he would twitch so violently that it would wake him (or me!) up.
ask.metafilter.com /mefi/17488   (1599 words)

  
 The Common Involuntary Shudder | Ask MetaFilter
"Sometimes, as one is falling asleep, there may be a massive, involuntary jerk--a myoclonic jerk--of the body.
I know what you mean, and its not the myoclonic jerk.
I get them all the time and have even had the EEG and the wear-it-home wire toque treatments to figure out why I get them so often.
ask.metafilter.com /mefi/27304   (2017 words)

  
 WIERD THINGS - Unexplained Mysteries Discussion Forums
He was saying astral projections aren't real, and the twitching, tingling, vibrating whatever is only a reflex.
so i go to my room and i twitch and jerk some before falling asleep in only my boxers (because my other cloths were soaked).
HYPNIC JERK: A hypnic or hypnagogic jerk is an involuntary muscle twitch (more generally known as myoclonus or a myoclonic twitch) which often occurs during the transition from wakefulness to sleep (see hypnagogia).
www.unexplained-mysteries.com /forum/index.php?showtopic=70526&st=15   (1121 words)

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