clonic


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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 ?
In contrast, our study concluded that generalized seizure was the most predominant type and generalised tonic clonic was the most common subtype.
However, it appears that the caraway oil is more effective than is cumin oil in delaying clonic seizure (275.
One can notice the first case particularity, the tonic clonic seizure complications secondary to cerebral involvement.
In summary, this study showed that nimodipine (voltage-dependent calcium channel antagonist type L) decreased clonic and tonic seizures from Primphos in mice is probably the main mechanism anticonvulsant related to block calcium channels and reduce calcium flow within neurons.
For example if someone witnesses a person having a tonic clonic seizure the best thing to do is leave them alone.
For example, there's a tonic phase, when all the limbs are extended, followed by a clonic phase, when the body and limbs develop a jerky type of motion.
Various neonatal seizures were classified as subtle, focal tonic, focal clonic and myoclonic.
For instance, if only a portion of the primary motor cortex is affected by epileptic activity, the patient may experience clonic jerking confined to the contralateral arm, while memory and awareness remain intact.
The ED50s, median effective doses of Guaifenesin, protecting 50% of the mice against clonic and tonic-clonic convulsions and death were determined.
While the general public pictures a seizure as a generalized tonic clonic event, there are many different seizures types, some associated with altered consciousness and some not.
Clonic status epilepticus which may be accompanied by apnea is the most prominent seizure type.