Pupillography of automated swinging flashlight test in amblyopia

Atsushi Miki1, Atsuhiko Iijima2, Mineo Takagi1, Kiyoshi Yaoeda1, Tomoaki Usui1, Shigeru Hasegawa1, Haruki Abe1, Takehiko Bando21Department of Ophthalmology; 2Department of Physiology, Niigata University Graduate School of Medical and Dental Sciences, Niigata, JapanAbstract: Relative afferent pupilla...

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Autores principales: Atsushi Miki, Atsuhiko Iijima, Mineo Takagi, Kiyoshi Yaoeda, Tomoaki Usui, et al
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Lenguaje:EN
Publicado: Dove Medical Press 2008
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spelling oai:doaj.org-article:d7fe0a4d45544e478adad36d84285d322021-12-02T07:44:27ZPupillography of automated swinging flashlight test in amblyopia1177-54671177-5483https://doaj.org/article/d7fe0a4d45544e478adad36d84285d322008-09-01T00:00:00Zhttp://www.dovepress.com/pupillography-of-automated-swinging-flashlight-test-in-amblyopia-a2150https://doaj.org/toc/1177-5467https://doaj.org/toc/1177-5483Atsushi Miki1, Atsuhiko Iijima2, Mineo Takagi1, Kiyoshi Yaoeda1, Tomoaki Usui1, Shigeru Hasegawa1, Haruki Abe1, Takehiko Bando21Department of Ophthalmology; 2Department of Physiology, Niigata University Graduate School of Medical and Dental Sciences, Niigata, JapanAbstract: Relative afferent pupillary defects (RAPDs) in amblyopia have been reported, and it is widely accepted that amblyopes can have an RAPD. We investigated whether or not this could be confirmed by the use of binocular pupillography. We examined twelve patients (6 males and 6 females, aged 7–57 years) with unilateral amblyopia associated with anisometropia and/or strabismus, using binocular infrared video pupillography (Newopto, Kawasaki, Japan). Eight normal subjects were also tested in the same manner. Two patients’ data had to be excluded because of poor recording quality. Only one patient with moderate anisometropic amblyopia was found to have reduced contraction amplitude in the amblyopic eye, and one patient with a borderline pupillary defect. The other amblyopes, some of whom showed even denser amblyopia, did not have a pupillary defect. This study has confirmed that only a small proportion of amblyopes have a reduced pupillary contraction amplitude in the affected eye, as established by pupillographic recordings, and even these amblyopes are not necessarily associated with dense amblyopia.Keywords: relative afferent pupillary defect, amblyopia, pupillography Atsushi MikiAtsuhiko IijimaMineo TakagiKiyoshi YaoedaTomoaki Usuiet alDove Medical PressarticleOphthalmologyRE1-994ENClinical Ophthalmology, Vol 2008, Iss Issue 4, Pp 781-786 (2008)
institution DOAJ
collection DOAJ
language EN
topic Ophthalmology
RE1-994
spellingShingle Ophthalmology
RE1-994
Atsushi Miki
Atsuhiko Iijima
Mineo Takagi
Kiyoshi Yaoeda
Tomoaki Usui
et al
Pupillography of automated swinging flashlight test in amblyopia
description Atsushi Miki1, Atsuhiko Iijima2, Mineo Takagi1, Kiyoshi Yaoeda1, Tomoaki Usui1, Shigeru Hasegawa1, Haruki Abe1, Takehiko Bando21Department of Ophthalmology; 2Department of Physiology, Niigata University Graduate School of Medical and Dental Sciences, Niigata, JapanAbstract: Relative afferent pupillary defects (RAPDs) in amblyopia have been reported, and it is widely accepted that amblyopes can have an RAPD. We investigated whether or not this could be confirmed by the use of binocular pupillography. We examined twelve patients (6 males and 6 females, aged 7–57 years) with unilateral amblyopia associated with anisometropia and/or strabismus, using binocular infrared video pupillography (Newopto, Kawasaki, Japan). Eight normal subjects were also tested in the same manner. Two patients’ data had to be excluded because of poor recording quality. Only one patient with moderate anisometropic amblyopia was found to have reduced contraction amplitude in the amblyopic eye, and one patient with a borderline pupillary defect. The other amblyopes, some of whom showed even denser amblyopia, did not have a pupillary defect. This study has confirmed that only a small proportion of amblyopes have a reduced pupillary contraction amplitude in the affected eye, as established by pupillographic recordings, and even these amblyopes are not necessarily associated with dense amblyopia.Keywords: relative afferent pupillary defect, amblyopia, pupillography
format article
author Atsushi Miki
Atsuhiko Iijima
Mineo Takagi
Kiyoshi Yaoeda
Tomoaki Usui
et al
author_facet Atsushi Miki
Atsuhiko Iijima
Mineo Takagi
Kiyoshi Yaoeda
Tomoaki Usui
et al
author_sort Atsushi Miki
title Pupillography of automated swinging flashlight test in amblyopia
title_short Pupillography of automated swinging flashlight test in amblyopia
title_full Pupillography of automated swinging flashlight test in amblyopia
title_fullStr Pupillography of automated swinging flashlight test in amblyopia
title_full_unstemmed Pupillography of automated swinging flashlight test in amblyopia
title_sort pupillography of automated swinging flashlight test in amblyopia
publisher Dove Medical Press
publishDate 2008
url https://doaj.org/article/d7fe0a4d45544e478adad36d84285d32
work_keys_str_mv AT atsushimiki pupillographyofautomatedswingingflashlighttestinamblyopia
AT atsuhikoiijima pupillographyofautomatedswingingflashlighttestinamblyopia
AT mineotakagi pupillographyofautomatedswingingflashlighttestinamblyopia
AT kiyoshiyaoeda pupillographyofautomatedswingingflashlighttestinamblyopia
AT tomoakiusui pupillographyofautomatedswingingflashlighttestinamblyopia
AT etal pupillographyofautomatedswingingflashlighttestinamblyopia
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