Autor: | Morio Yamauchi, Etsuo Yamamoto, Michitaka Iwanaga |
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Rok vydání: | 1983 |
Předmět: |
medicine.medical_specialty
Thyroid chemistry.chemical_element General Medicine Sensory hair Calcium Cochlear function Cochlear Organ medicine.anatomical_structure Endocrinology chemistry Internal medicine otorhinolaryngologic diseases medicine Parathyroid dysfunction sense organs Latency (engineering) |
Zdroj: | AUDIOLOGY JAPAN. 26:171-177 |
ISSN: | 1883-7301 0303-8106 |
Popis: | To elucidate the importance of Ca++ for cochlear function and brain stem response, we investigated the patients with disorders of the thyroid and parathyroid glands using simultaneous recording of AP and ABR.The results obtained were as follows, 1) AP (N1) showed a prolongation in latency when Ca++ level was low in blood.2) ABR showed no prolongation in latency of V wave and no remarkable change in I-V intervals.3) Three of nine patients showed fluctuation of AP (N1) latency and variability of AP (N1) amplitude, as Ca++ levels were fluctuated4) The results of AP and ABR suggested that Ca++ plays an important role in cochlear organ and in controlling the receptive function of the sensory hair surface. |
Databáze: | OpenAIRE |
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