clonic


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Related to clonic: clonic spasm, Tonic clonic seizure

clonus

 [klo´nus]
1. alternate involuntary muscular contraction and relaxation in rapid succession.
2. a continuous rhythmic reflex tremor initiated by the spinal cord below an area of spinal cord injury, set in motion by reflex testing.
ankle clonus (foot clonus) a series of abnormal reflex movements of the foot, induced by sudden dorsiflexion, causing alternate contraction and relaxation of the triceps surae muscle.
toe clonus abnormal rhythmic contraction of the great toe, induced by sudden passive extension of its first phalanx.
wrist clonus spasmodic contraction of the hand muscles, induced by forcibly extending the hand at the wrist.

clo·nic

(klon'ik),
Relating to or characterized by clonus.

clonic

/clon·ic/ (klon´ik) pertaining to or of the nature of clonus.

clonic

[klon′ik]
Etymology: Gk, klonos, tumult
pertaining to increased reflex activity, as in upper motor neuron lesions when repetitive muscular contractions and relaxations in rapid succession are induced by stretching. See also clonus.

clonic

adjective Pertaining to clonus, see there.

clonic

adjective Pertaining to clonus, see there.

clo·nic

(klō'nik)
Relating to or characterized by clonus.

clonic

Pertaining to CLONUS.

clo·nic

(klon'ik)
Relating to or characterized by clonus.

clonic (klon´ik),

n the alternating pattern of releasing and tightening a muscle.

clonic

pertaining to or characterized by clonus, e.g. clonic convulsions.

clonic-tonic
a seizure in which there are clonic and tonic phases with jerking and flexing of muscles alternating with relaxation.
References in periodicals archive ?
Findings from this pooled analysis of Phase III data provide an important look into the efficacy and tolerability of perampanel in people with primary and secondary generalised tonic clonic seizures.
During the seizure, psychomotor activity lags, the consciousness is disrupted, the head and eyes slowly turn to one side and general hypertonia and clonic jerks develop starting from one side of the body and spreading.
Effects of essential oil on anticonvulsive (pentylenetetrazole - PTZ and maximal electroshock--MES induced seizures) and sodium pentobarbital sleeping time PTZ test Treatment n Clonic (%) Tonic (%) Death (%) TW 19 100 80 80 EO0.
The incidence (%) of clonic or tonic-clonic seizures as well as the mortality were evaluated by Fisher's exact test.
Abstract: Convulsive or generalized tonic clonic status epilepticus (SE) is a neurological emergency that can lead to transient or permanent brain damage or even death.
Alison Dale offers this advice to people on what to do when someone has a generalised tonic clonic or grand mal seizure.
2 [micro]mol) had no effects on tonic and clonic phases as well as mortality upon seizures induced by PTZ (90 mg/kg body wt.
Patients were ages 15 years or older with a minimal seizure duration of 30 minutes or more or successive generalized tonic clonic seizures without regaining consciousness in between.
Unfortunately, two months later the spasms returned, and evolved into what are now tonic clonic seizures.
Classification and Pharmacologic Management of Seizures Seizure First Line Agents New/Alternative Agents Simple Partial phenytoin primidone carbamazepine phenobarbital valproic acid gabapentin lamotrigine felbamate topiramate ethotoin mephenytoin Complex partial phenytoin primidone carbamazepine valproic acid phenobarbital mephobarbital gabapentin lamotrigine felbamate topiramate amobarbital Absence clonazepam methsuximide ethosuximide phensuximide valproic acid lamotrigine trimethadione Myoclonic valproic acid clonazepam Tonic Clonic phenytoin/fosphenytoin phenobarbital carbamazepine primidone valproic acid topiramate Stares epilepticus phenytoin/fosphenytoin diazepam lorazepam phenobarbital diazepam secobarbital pentobarbital
Unfortunately, two months later, the seizures returned and now our son has tonic clonic seizures.