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RESEARCH PRODUCT
Early auditory evoked potentials (EAEP) in vertebral basilar insufficiency
H. LeitnerE. SchäferA. MarnerosK. Maurersubject
AdultMaleVertebral basilar insufficiencyStimulationMidbrainVertebrobasilar InsufficiencymedicineHumansPharmacology (medical)Vertebrobasilar insufficiencyBiological PsychiatryMedullaCochleaAgedbusiness.industryGeneral MedicineAnatomyMiddle Agedmedicine.diseasePonsCompound muscle action potentialPsychiatry and Mental healthAcoustic StimulationEvoked Potentials AuditoryFemalesense organsbusinessdescription
Stimulation with a short tone pip elicits an acoustic nerve compound action potential (I) and different waves (II--VII) in the inital 10 ms. Seven waves have been studied in 40 control subjects and five waves in 12 patients with vertebral-basilar insufficiency. Abnormalities of the different waves were observed at levels such as cochlea and/or acoustic nerve, medulla, caudal pons, rostral pons, and midbrain. The recording of early auditory evoked potentials (EAEP) is a noninvasive method of confirming impairment of the auditory pathway caused by a reduced vascular supply of vertebral and basilar arteries.
year | journal | country | edition | language |
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1979-12-01 | Archiv f�r Psychiatrie und Nervenkrankheiten |