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色素性視網膜炎之臨床觀察

Clinical Observation of Retinitis Pigmentosa

摘要


本文報告以夜盲、眼底色素性變化、視野狹窄等三項特徵診斷為色素性視網膜炎之26例患者,這些病人平均年齡為46.4歲,只有23%具有家族史,夜盲發病在各年齡層中以11至20歲之29%佔最多。所有52眼中,最佳矯正視力0.5以上者僅有31%,而屈光狀態:球面屈光度平均為-0.24D,散光度數平均為1.44D,”with-the-rule”散光佔多數。後囊下白內障及白內障術後者高達73%,眼底色素變化幾乎都以Bone-spicule pigmentation表現,視神經盤萎縮佔25%,而65.4%有黃斑部病變。

關鍵字

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並列摘要


We reported 26 patients of retinitis pigmentosa with night blindness, fundus pigmentory change and visual field constriction. Of these Patients, mena age was 46.4 years and 23% had Positive family history. Onset of night blindness in second decade was 29% which was most in all age groups. Of 52 eyes, only 31% had a best corrected visual acuity of 0.5 or more. Refractive status included a spherical mean of -0.24D, a cylindrical mean of 1.44D and more ”with-the-rule” astigmatism. Posterior subcapsular cataract and eyes with cataract operations were found up to 73%. Bone-spicule pigmentations were predominantly in fundus pigmentary changes. Optic disc atrophies were found in 25% of cases while 65.4% had maculopathies.

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