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Dive into the research topics where Masaaki Baba is active.

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Featured researches published by Masaaki Baba.


Operations Research Letters | 1980

Anisocoria in Inner Ear Lesions

Shigeto Nakajima; Harumi Moriuchi; Masaaki Baba; Tetsuya Egami; Hidehaku Kumagami

In experiments using rabbits, the pupil on the side of irritative inner ear lesion showed dilatation, and that on the side of paretic lesion showed constriction. In the clinical observation of patients with unilateral inner ear diseases (134 cases), anisocoria was recognized in 54.5%. In 68.5% of these, anisocoria was induced after applying a drop of neosynephrine. The size of the pupil on the healthy side was smaller in 65.8% than the pupil on the healthy side. Anisocoria in inner ear lesions is believed to be due to vestibulo-sympathetic imbalance through the superior cervical sympathetic ganglion.


Archives of Otolaryngology-head & Neck Surgery | 1982

Electrocochleographic Study of Ménière's Disease

Hidehaku Kumagami; Hiroaki Nishida; Masaaki Baba


Archives of Otolaryngology-head & Neck Surgery | 1981

Electrocochleographic Study of Patients With Cerebral Vascular Lesions

Hiroaki Nishida; Hidehaku Kumagami; Masaaki Baba


Nippon Jibiinkoka Gakkai Kaiho | 1979

ANISOCORIA IN INNER EAR DISEASE

Shigeto Nakajima; Harumi Moriuchi; Masaaki Baba; Tetsuya Egami; Hidehaku Kumagami


Audiology Japan | 1977

Electrocochleographic Study in Cases of Posterior Cranial Fossa Tumor

Hiroaki Nishida; Hidehaku Kumagami; Katsunori Dohi; Masamichi Sawada; Masaaki Baba


Nippon Jibiinkoka Gakkai Kaiho | 1982

[Correlation between AP response and form of audiogram (author's transl)].

Masaaki Baba; Hidehaku Kumagami; Hiroaki Nishida; Harumi Moriuchi; Osawa H


Audiology Japan | 1981

Electrocochleographical Findings in the Cases with Inner Ear Syphilis

Hirohide Osawa; Hidehaku Kumagami; Hiroaki Nishida; Harumi Moriuchi; Masaaki Baba


Nippon Jibiinkoka Gakkai Kaiho | 1980

[Mechanism of large amplitude of negative summating potentials in electrocochleography (author's transl)].

Hiroaki Nishida; Hidehaku Kumagami; Masaaki Baba; Harumi Moriuchi; Oosawa H


Nippon Jibiinkoka Gakkai Kaiho | 1980

PATHOPHYSIOLOGY OF MENIERE'S DISIESE AS DEDUCED BY ELECTROCOCHLEOGRAPHY

Masaaki Baba


Equilibrium Research | 1980

The Stimulus Site of the Galvanic Body Sway Test

Shigeto Nakajima; Masaaki Baba; Harumi Moriuchi; Tetusya Egami; Hiroaki Nishida

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Isamu Watanabe

Tokyo Medical and Dental University

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Jin Okubo

Tokyo Medical and Dental University

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