Prolonged Myoclonus after Etomidate Anesthesia

Carpal spasm observed during and after sevoflurane anesthesia

“…Abnormal movements have often been observed during anesthesia [15,16]. This case may suggest that sevoflurane inhibits the inhibitory pathway of the central nervous system.…”

Postoperative opisthotonus and torticollis after fentanyl, enfiurane, and nitrous oxide

“…However, a toxicology screen was not performed on our patient or in any of the other reported patients with movement disorders. [1][2][3][4][5][6][7][8][9][10][11] Myoclonus is characterized by either irregular or rhythmic muscle jerks, and it can either be epileptic or nonepileptic. Our patient's symptoms were not felt to be characteristic of seizures, due to EPS symptoms and periodic apnea.…”

“…[6][7][8][9][10][11] One case of myoclonic, postoperative symptoms has been reported after enflurane. However, the patient had focal symptoms, with right-sided headache and otalgia, a subjective feeling of left-sided weakness, persistence of myoclonus for 48 hr, with no definite exclusion of CNS pathology.…”

Aktivierung epileptischer Aktivität durch Etomidat?

“…Myo klonien, die bei einem Patienten mit einer Frontallappenepilepsie auftraten, sind bereits zuvor während einer Narko se mit Etomidat berichtet worden [7,12]. Nach Wissen der Autoren werden in die ser Studie zum ersten Mal vertikale Au genbewegungen und ein lächelnder Ge sichtsausdruck während einer Etomi datnarkose verzeichnet.…”