Transactions . d 38, presented herself atthe Philadelphia Polyclinic on October 24, 1895, complainingof impaired vision in both eyes and of violent temporo-occipitalheadache. The pain was constant, but greatly aggravated byexposure to bright light, or by any attempt to use the eyes,V. = 1/60 in each eye. The media were transparent, exceptinga few opacities scattered along the border of both corneae. Theophthalmoscopic picture presented in each eye is so well de-picted in the accompanying sketch by Miss Washington thatany extended description is unnecessary. The right eye-groundalone is here sh
Transactions . d 38, presented herself atthe Philadelphia Polyclinic on October 24, 1895, complainingof impaired vision in both eyes and of violent temporo-occipitalheadache. The pain was constant, but greatly aggravated byexposure to bright light, or by any attempt to use the eyes,V. = 1/60 in each eye. The media were transparent, exceptinga few opacities scattered along the border of both corneae. Theophthalmoscopic picture presented in each eye is so well de-picted in the accompanying sketch by Miss Washington thatany extended description is unnecessary. The right eye-groundalone is here shown, but the left differed, so far as the generalappearances are concerned, only in minute details. The mac-ular hemorrhage and cyst, however, are absent in the left case is presented for permanent record in the annals ofthe society, not because of the retino-choroidal disease, exam-ples of which are, unfortunately, only too common, but to re-cord the presence of a peculiar cystoid body, situated on the. CYST OF THE OPTIC NF^RVE. Risley. RiSLEY : Cyst of the Right Optic Disc. 607 head of the optic nerve, the location, relative size, and generalappearance of which are admirably shown in the colored draw-ing. There was, however, a delicate greenish-hue to the cyst,giving to the observer the impression of translucency whichhas been lost in the painting and its reproduction. There was myopic astigmatism in both eyes so that — required to study the details of the fundus. But the apexof the cyst could be distinctly seen with +3 D. or + projection, therefore, above the plane of the disc was approx-imately 2 mm. Directly below the cyst, but apparently notconnected with it, was a short stub of a persistent hyaloid art-ery, shown on the surface of the disc, just below the centralartery which skirts the lower border of the cyst.* The precise nature and origin of this unique cyst must re-main in uncertainty, I have not seen any similar appearance,and have found no
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Keywords: ., bookcentury1800, bookdecade1860, booksubjectophthalmology, bookye
