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Article
June 1985

Relative Afferent Pupillary Defect-Reply

Author Affiliations

Clinique de Neurologie et de Neuropsychologie Hôpital de la Salpêtrière 47 Boulevard de l'Hôpital 75651 Paris, France

Arch Neurol. 1985;42(6):516. doi:10.1001/archneur.1985.04060060014007

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Abstract

In Reply.  —The patient described in our case report is an intelligent young woman who, in fact, was a medical student at the time of her transient monocular blindness. Throughout her illness she has been a reliable observer of her neurologic symptoms, and there had been no signs of exaggeration or hysterical behavior at any time. The episode of monocular blindness with preserved pupillary reflexes, which was carefully described by several competent observers, was associated with a transient absence of visual evoked potentials induced by stimuli in the affected eye.We obviously cannot provide a formal proof that no light perception was present in this patient, and we recognize that some degree of skepticism is natural. However, the assertion by Drs Thompson and Corbett that "visual and pupillomotor impulses are identical in the optic nerve" does not rest on a firm experimental foundation, and we could emphasize that

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