asterixis
Involuntary jerking movements, especially in the hands, best elicited by having the patient extend the arms, dorsiflex the wrists, and spread the fingers; due to arrhythmic lapses of sustained posture; seen primarily with various metabolic and toxic encephalopathies, especially hepatic encephalopathy. SYN: flapping tremor. [G. a- priv. + sterixis, fixed position]

* * *

as·te·rix·is .as-tə-'rik-sis n a motor disorder characterized by jerking movements (as of the outstretched hands) and associated with various encephalopathies due esp. to faulty metabolism

* * *

as·ter·ix·is (as″tər-ikґsis) [a-1 + Gr. stērixis a fixed position] a motor disturbance marked by intermittent lapse of an assumed posture, as a result of intermittency of the sustained contraction of groups of muscles, a characteristic of hepatic coma but observed also in numerous other conditions; called also liver flap and flapping tremor.

Medical dictionary. 2011.

Look at other dictionaries:

  • Asterixis — Saltar a navegación, búsqueda Asterixis Clasificación y recursos externos Aviso médico CIE 10 R27.8 …   Wikipedia Español

  • Asterixis — Astérixis Astérixis Classification et ressources externes CIM 10 R27.8 CIM 9 781.3 L astérixis du grec « a  » (privatif) et « sterixis » (maintien d une position) (en anglais « flapping tremor ») est un signe… …   Wikipédia en Français

  • Astérixis — Classification et ressources externes CIM 10 R27.8 CIM 9 781.3 DiseasesDB …   Wikipédia en Français

  • asterixis — temblor bilateral por sacudidas irregulares de la muñeca, debido a una ausencia de tono muscular que se observa sobre todo en el coma hepático [ICD 10: R27.8] Diccionario ilustrado de Términos Médicos.. Alvaro Galiano. 2010. asterixis Temblor …   Diccionario médico

  • Asterixis — Infobox Disease Name = PAGENAME Caption = DiseasesDB = 33950 ICD10 = ICD10|R|27|8|r|25 ICD9 = ICD9|781.3 ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshName = Asterixis MeshNumber = C10.597.350 Asterixis (also called the… …   Wikipedia

  • Asterixis — Klassifikation nach ICD 10 R27.8 Sonstige und nicht näher bezeichnete Koordinationsstörungen …   Deutsch Wikipedia

  • liver flap — asterixis …   Medical dictionary

  • flapping tremor — asterixis …   Medical dictionary

  • Flattertremor — Klassifikation nach ICD 10 R27.8 Sonstige und nicht näher bezeichnete Koordinationsstörungen …   Deutsch Wikipedia

  • Tremor — For other uses, see Tremor (disambiguation). Tremor ICD 10 R25.1 ICD 9 781.0 DiseasesDB …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”