Characteristic features are risus sardonicus ( a rigid smile ), trismus ( commonly known as " lock-jaw " ), and opisthotonus ( rigid, arched back ).
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Gajdusek provided the first medical description of this unique neurological disorder, which was miscast in the popular press as the " laughing sickness " because some patients displayed risus sardonicus as a symptom.
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A common symptom of oenanthotoxin is " risus sardonicus ", better known as the Sardonic Grin, coined by Homer in the 8th century BCE, due to the victim's rigid smile after ingestion.
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[Convulsion of the ] facial muscles may cause a characteristic expression called " Risus sardonicus " ( from the Latin for scornful laughter ) or " Risus caninus " ( from the Latin for doglike laughter or grinning ).
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This facial expression has also been observed among patients with tetanus . " Risus sardonicus " causes a patient's eyebrows to rise, eyes to bulge, and mouth to retract dramatically, resulting in what has been described as an evil-looking grin.
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As strychnine poisoning progresses, tachycardia ( rapid heart beat ), hypertension ( high blood pressure ), tachypnea ( rapid breathing ), cyanosis ( blue discoloration ), diaphoresis ( sweating ), water-electrolyte imbalance, leukocytosis ( high number of white blood cells ), trismus ( lockjaw ), risus sardonicus ( spasm of the facial muscles ), and opisthotonus ( dramatic spasm of the back muscles, causing arching of the back and neck ) can occur.
How to say risus sardonicus in Hindi and what is the meaning of risus sardonicus in Hindi? risus sardonicus Hindi meaning, translation, pronunciation, synonyms and example sentences are provided by Hindlish.com.
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