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色素异常症有很大遗传性,往往合并精神或全身性疾患,很少合并听力障碍。作者报导一例重症肌无力患者伴有视网膜色素变性、白发及听力障碍。由于视网膜和内耳色素同时异常者极为罕见,故报导于下: 患者女性,54岁,学龄前即有听力障碍并混有白发;小学毕业时出现夜盲、羞明;近4—5年来自天视物不清、上睑下垂、咀嚼力弱、有开放性鼻音、语音不清及足膝无力;最近白发明显、健忘及进行性耳聋。家族史:父母非近亲结婚,兄弟姊妹7人,健康情况见下图,患者有子女6名,均健康。
Pigment abnormalities are very hereditary, often combined with mental or systemic disorders, rarely combined with hearing loss. The authors report an example of myasthenia gravis associated with retinitis pigmentosa, white hair and hearing impairment. As the retina and inner ear pigment abnormalities are extremely rare at the same time, it is reported in the following: The patient female, 54 years old, pre-school that is, hearing disorders and mixed with white hair; primary school graduation night blindness, shame; nearly 4 - 5 years from Skyvision Dysplasia, ptosis, weak chewing force, open nasal, unclear voice and knee weakness; the recent obvious gray hair, forgetfulness and progressive deafness. Family history: parents of non-relatives married, brothers and sisters seven people, the health situation shown below, the patient has six children, are healthy.