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Related to tonic-clonic: grand mal seizure, Clonic seizure


adj. Medicine
Both tonic and clonic.


1. producing and restoring normal tone.
2. characterized by continuous tension.
3. a patent medicine dedicated to the restoration of normal 'tone' to bodily functions generally. Usually a pharmaceutical rag-bag of stimulants, aromatics and alcohol, the paramount example of polypharmacy.

see clonic-tonic.
tonic convulsion
see tonic seizure.
tonic neck response
a postural reaction in which extension of the head and neck causes extension of the forelimbs in a normal dog or cat.
tonic seizure
see tonic seizure.
References in periodicals archive ?
perampanel) Perampanel is indicated for use as a once-daily, adjunctive therapy for both primary generalised tonic-clonic seizures with idiopathic generalised epilepsy and for adjunctive treatment of partial onset seizures, with or without secondary generalised seizures, in patients with epilepsy aged 12 years or older
This analysis of four randomized double-blind, placebo-controlled study of subjects aged > 12 years with idiopathic generalized epilepsy and uncontrolled PGTCS presents equivalent pharmacokinetic/pharmacodynamics (PK/PD) data from patients with partial onset seizures and primary generalized tonic-clonic seizures.
First line for treatment of partial and generalized tonic-clonic seizures in developing countries because of its low cost and ability to administer once daily
Generalised tonic-clonic activity without focal features lasting <10 minutes
Myoclonic astatic epilepsy starts in previously healthy children aged 2-5 years old with repeating generalized tonic-clonic seizures accompanied by diffuse spike-sharp wave activity on EEG.
Across the studies, statistically significant risk factors for sudden unexplained death in epilepsy were a high number of generalized tonic-clonic seizures, poly-antiepileptic drug therapy, high seizure frequency, and young age at epilepsy onset," she said.
According to the medical report with Rachel, Alberto had suffered an acute ischemic cerebrovascular stroke with tonic-clonic convulsion.
The purpose of this report is to describe a case in which new-onset tonic-clonic seizures occurred following an unintentional durotomy during lumbar discectomy and to discuss the importance of our findings in relation to the possible pathophysiological mechanisms.
These can vary from tonic-clonic seizures - causing sufferers to first become rigid and fall to the floor before convulsing - to partial episodes where people simply appear to lack alertness for a few seconds.
Tonic-clonic seizures also occur in the majority of ADLTE patients, but are infrequent, developing only about once a year.
He had repeated episodes of tonic-clonic convulsions and increasing limitation of movement across both shoulders while on traditional treatment.