convulsion
(noun)
An intense, paroxysmal, involuntary muscular contraction.
Examples of convulsion in the following topics:
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Vaccine Safety
- Vaccines carry risks, ranging from rashes or tenderness at the site of injection to fever-associated seizures called febrile convulsions and dangerous infections in those with compromised immune systems.
- Most developed countries have switched to the inactivated polio vaccine and stopped using whole-cell pertussis (whooping cough) vaccines, which are made from killed bacteria and cause relatively high rates of arm swelling, febrile convulsions and periods of limpness or unresponsiveness.
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Ergot Poisoning
- The symptoms which present in individuals with ergot poisoning can be classified as convulsive symptoms and gangrenous symptoms.
- The convulsive symptoms include seizures and effects on the central nervous system that range from hallucinations to psychotic episodes.
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Plant Defenses Against Herbivores
- Ingestion can cause nausea, vomiting, hallucinations, convulsions, or death.
- Ingestion can cause nausea, vomiting, hallucinations, convulsions, or death.
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Electroconvulsive Therapy
- During treatment, a convulsion, or seizure, is induced by the application of electrical current to the brain.
- Convulsive therapy was introduced in 1934 by Hungarian neuropsychiatrist Ladislas J.
- Meduna, who is widely considered to be the father of convulsive therapy.
- Italian professor of neuropsychiatry Ugo Cerletti, who had been experimenting with using electric shocks to produce seizures in animals, developed the idea of using electricity as a substitute for metrazol in convulsive therapy.
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Carotid Sinus Syncope and Massage
- Carotid sinus syncope sometimes accompanies convulsive seizures because of the intensity of the carotid sinus reflex when pressure builds in one or both carotid sinuses.
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Other Neurological Disorders
- Often, seizures can be controlled with anti-convulsant medications.
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Hormonal Control of Blood Calcium Levels
- If calcium levels get too low, membrane permeability to sodium increases and convulsions or muscle spasms may result.
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Substance Abuse and Health
- This is often called "withdrawal" and can result in uncontrollable shaking and convulsions, extreme physical pain, and even dehydration, since users in this state may be unable to consume food and water.
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Two Spices for the Business Kitchen
- From the moment I picked your book up until I laid it down I was convulsed with laughter.
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Pneumonia
- More severe symptoms may include central cyanosis, decreased thirst, convulsions, persistent vomiting, or a decreased level of consciousness.