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Arch Ophthalmol. 1998;116:1698.

	Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings.

Moon-Blindness

A rare condition to retinal anesthesia said to be due to exposure of the eyes to the moon's ray in sleeping. This popular belief that sleeping exposed to moonlight may cause a dimness of vision which may last some hours or months. This has been observed most frequently among sailors. The condition is apparently due to torpidity of the retina, causing night-blindness; but changes in the crystalline lenses apparently due to exposure to moonlight have been reported (Ole Bull). The patient was a sailor, twenty-six years of age, who slept with two companions on the deck of a ship in the bright moonlight. On waking all had great difficulty in seeing, which condition lasted two months. Small opacities were scattered throughout the crystalline lenses of the patient examined by Bull. It is very probable that this form of amblyopia is largely dependent on impaired nutrition and that the influence . . . [Full Text of this Article]