opisthotonic


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Related to opisthotonic: Decorticate rigidity

o·pis·thot·on·ic

(ō'pis-thot'ō-nik, ō-pis'thō-ton'ik),
Relating to or characterized by opisthotonos.

o·pis·thot·on·ic

(ō'pis-thot'ŏ-nik)
Relating to or characterized by opisthotonos.
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OPISTHOTONOS
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OPISTHOTONOS

opisthotonos

(o?pis-thot'o-nos) [? + tonos, tension]
A tetanic spasm in which head and heels are bent backward and the body is bowed forward. This type of spasm is seen in strychnine poisoning, tetanus, epilepsy, the convulsions of rabies, and in severe cases of meningitis. In the latter case, the patient's neck is rigid and the head retracted, seeming to press into the pillow.
See: illustration; emprosthotonos; pleurothotonosopisthotonic, adjectiveillustration
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References in periodicals archive ?
The patient continued to deteriorate with cardiac dysrhythmias, profound hemodynamic lability, opisthotonic posturing, hypersalivation, and diffuse spasticity.
The pH probe quantifies esophageal acid exposure to determine if an association exists between atypical symptoms (chronic cough, stridor, wheezing, apnea, irritability, or opisthotonic posturing) and acid reflux.
At lower doses, diphenylhydantoin was effective in controlling convulsions, while at higher doses induces a toxic state characterized by irritability, ataxia and opisthotonic convulsions (Gruber et al., 1940).