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Show LITERATURE ABSTRACTS 215 Gaze- Induced Amaurosis from Central Retinal Artery Compression. Knapp MEP, Flaharty PM, Sergott RC, Savino PI, Mazzoli RA, Flanagan Je. Ophthalmology 1992; 99: 238-- 40 ( Feb). [ Reprint requests to Dr. P. J. Savino, Neuro- ophthalmology Service, Wills Eye Hospital, Ninth and Walnut Sts., Philadelphia, PA 19107.] The authors used color Doppler imaging to demonstrate concomitant decreased flow through the central retinal artery in a patient with an intraconal mass and gaze- induced amaurosis. These findings disappeared following removal of the orbital varix. Lyn A. Sedwick, M. D. The Natural History of Leber's Congenital Amaurosis: Aged- related Findings in 35 Patients. Heher KL, Traboulsi EI, Maumenee IH. Ophthalmology 1992; 99: 241- 5 ( Feb). [ Reprint requests to Dr. I. H. Maumenee, The Johns Hopkins Center for Hereditary Eye Diseases, Maumenee Building Room 321, The Johns Hopkins Hospital, 600 N. Wolfe St., Baltimore, MD 21205.] Records of 54 patients with the diagnosis of Leber's congenital amaurosis were reviewed from a IS- year period at Johns Hopkins Center for Hereditary Eye Disease. Thirty- five met strict criteria for Leber's. Most patients showed retinal changes only with the passage of time often with normal initial examination, especially if done before age 1. Older patients in whom visual function could be adequately assessed did not have ongoing visual loss even when retinopathy worsened. LYIl A. Sedwick, M. D. Cat Scratch Disease Associated with Neuroretinitis in a 6- Year- Old Girl. Ulrich GG, Waecker NJ Jr., Meister SI, Peterson TI, Hooper DG. Ophthalmology 1992; 99: 24fr- 9 ( Feb). [ Reprint requests to Dr. G. G. Ulrich, c/ o Clinical Investigation Department, Naval Hospital, San Diego, CA 92134- 5000.] A 6- year- old girl with probable cat scratch disease developed a unilateral neuroretinitis which resolved to 20/ 25 acuity by 7 months later. Lyn A. Sedwick, M. D. Pupillary Constriction During Forceful Eyelid Closure. Cox TA, Digre KB. Am J Ophthalmol 1992; 113: 190- 2 ( Feb). [ Reprint requests to Dr. T. A. Cox, Department of Ophthalmology, University of Utah Health Sciences Center, 50 N. Medical Dr., Salt Lake City, UT 84132]. Thirty normal subjects were studied for pupillary response to eyelid closure. Nine had clinically detectable constriction with this maneuver. The authors recommend trying this technique to elicit pupil constriction in patients with " poor near response." Lyn A. Sedwick, M. D. Choristoma of the Optic Nerve and Chiasm. Kazim M, Kennerdell JS, Maroon I, Rothfus W, Marquardt M. Arch Ophthalmol 1992; 1l0: 23fr- 8 ( Feb). [ No reprints available.] A 21- year- old woman with several years history of visual loss left eye was found to have optic nerve enlargement on computerized tomographic scanning thought to represent glioma or meningioma. Progressive visual loss ensued to near blindness. Magnetic resonance imaging then showed an annular enhancing lesion, which extended into the chiasm. Surgical biopsy showed choristoma, that is, normal tissue in an abnormal location. Lyn A. Sedwick, M. D. Late Overcorrection of Hypotropia in Graves' Ophthalmopathy. Hudson HL, Feldon SE. Ophthalmology 1992; 99: 35fr- 60 ( Mar). [ Reprint requests to Dr. S. E. Feldon, Doheny Eye Institute, 1355 San Pablo St., Los Angeles, CA 90033.] The authors report on 5 patients from a group of 12 consecutive patients with hypotropia from thyroid eye disease who initially were well- corrected surgically but developed an overcorrection. They postulate that superior rectus contraction occurred because of tension postoperatively related to preoperative proptosis and superior rectus enlargement. The authors believe that their patients had stable measurements long enough preoperatively to obviate a contribution of active thyroid eye disease itself, but their preoperative stability was only, on average, 26 weeks. Lyn A. Sedwick, M. D. JClin Nellro- ophthalmol, Vol. 12, No. 3, 1992 |