منابع مشابه
Miners' Nystagmus an Investigation of Miners' Nystagmus
As an ophthalmic and aural surgeon practising in a colliery area, I meet many cases of miners' nystagmus in miners' hospitals, and mnany cases are referred to me by colliery companies and the South Wales Miners' Federation. I feel I have some advantage over some previous investigators, I am both an ophthalmic and an aural surgeon; I have not read any literature which states that the inner ear h...
متن کاملMiners' Nystagmus
n U anc^ unprejudiced investigation he has given during \v0r]!a^t twelve years to the subject of Miners' Nystagmus. His Sung' ^ did n?t lay the foundations, has built up most of the bef0]jrStructure ?f our knowledge of this malady. The book v?lurn U-S *S a handsome, well-printed, and well-illustrated repQ ,e' 111 which Mr. Snell's inquiries and experiments are inter 6 an^ ̂ is conclusions clearl...
متن کاملBinocular vision of miners with nystagmus.
The classical studies of coal miners' nystagmus were monocular in outlook, but the rise of orthoptics, the work of Campbell and others (1948, 1951), and the suggestion by Browne (1951) that miners' nystagmus may be a type of disuse atrophy of the visual apparatus, have all focused attention upon the binocular vision of the miner with this disease. The objects of the present investigation are to...
متن کاملDark as a dungeon: the rise and fall of coal miners' nystagmus.
C oal miners’ nystagmus was one of the first occupational illnesses ever recognized as being due to a hazardous working environment. It aroused great concern and much controversy in Great Britain in the first half of the 20th century but was not seen in the United States. Miners’ nystagmus became a significant financial problem for the British workmen’s compensation program, and the British med...
متن کاملStudy of congenital nystagmus: optokinetic nystagmus.
A severe defect of optokinetic nystagmus (OKN) was found in 46 patients with congenital nystagmus. Abnormal patterns of OKN, such as superimposition of pendular oscillations on the optokinetic slow component and inversion of OKN, were observed. Optokinetic gain (eye movement velocity/drum velocity) was decreased compared to that in normal subjects, and optokinetic after-nystagmus, or transient ...
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ژورنال
عنوان ژورنال: The Lancet
سال: 1922
ISSN: 0140-6736
DOI: 10.1016/s0140-6736(00)95618-6