caloric nystagmus

caloric nystagmus
rotatory nystagmus induced by irrigating the ears with warm or cold water or air; see caloric test, under test.

Medical dictionary. 2011.

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  • caloric test — (for ocular and vestibular functioning) irrigation of the normal ear with warm water produces rotatory nystagmus (caloric nystagmus) toward the irrigated side; irrigation with cold water produces similar nystagmus away from that side. Called also …   Medical dictionary

  • Caloric reflex test — Nystagmus test redirects here. For the field sobriety test, see horizontal gaze nystagmus test. Caloric reflex test Diagnostics ICD 9 CM 95.44 In medicine, the caloric reflex test (sometimes termed vestibular caloric stimulation ) i …   Wikipedia

  • Nystagmus — Horizontal optokinetic nystagmus, a normal (physiological) form of nystagmus ICD 10 H55, H81.4 …   Wikipedia

  • nystagmus test — caloric t …   Medical dictionary

  • Nystagmus — Rapid rhythmic repetitious involuntary (unwilled) eye movements. Nystagmus can be horizontal, vertical or rotary. * * * Involuntary rhythmic oscillation of the eyeballs, either pendular or with a slow and fast component. [G. nystagmos, a nodding …   Medical dictionary

  • Pathologic nystagmus — ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D009759 Pathologic nystagmus is a form of involuntary eye movement. It is characterized by alternating smooth pursuit in one direction and saccadic movement in the other… …   Wikipedia

  • Jan Trąbka — Infobox Scientist image width = 150px name = Jan Jakub Trąbka birth date = 1931 birth place = Kraków, Poland death date = death place = residence = Kraków, Poland citizenship = Poland field = Neuroscience work institutions = Jagiellonian… …   Wikipedia

  • vestibuloocular reflex — nystagmus or deviation of the eyes in response to stimulation of the vestibular system by angular acceleration or deceleration or when the caloric test is performed (irrigation of the ears with warm or cool water or air). See caloric test and… …   Medical dictionary

  • test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

  • Vestibulo-ocular reflex — The vestibulo ocular reflex. A rotation of the head is detected, which triggers an inhibitory signal to the extraocular muscles on one side and an excitatory signal to the muscles on the other side. The result is a compensatory movement of the… …   Wikipedia

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