太田痣952例临床分析

Clinical analysis of 952 patients with naevus of Ota

目的:对重庆及邻近地区太田痣患者进行回顾性临床分析。方法:总结952例太田痣患者的临床资料,并在性别、发病时间、临床分型、皮损颜色等方面进行统计学比较。结果:太田痣患者的男女性别之比为1∶2.5,先天发病占56%,后天发病出现儿童早期及青少年期两个发病高峰。少数患者可与鲜红斑痣0.53%、伊藤痣0.32%等并发,有家族史者占0.84%。以II、III型最多见,IV型最少。皮损颜色可有褐色、青灰、黑褐、蓝紫色的变化,皮损面积大小与颜色无明显相关性。结论:太田痣在性别、发病时间、临床轻重分型上具有分布特征。

Objective: To study the clinical feature of naevus of Ota in Chongqing and its adjacent area. Methods: The clinical data from 952 cases of naevus of Ota were analysed retrospectively, which included the data on sex, ages of onset, clinical classification, colors of skin lesions, and so on. Results: In these 952 patients the ratio of male to female was 1:2.5,and 56% of them had a lesions at birth. For the patients with postnatal eruptions there were two onset peaks, one in the earlier period of child and the another in teenagers. Some naevus was complicated by naevus flammeus (0.53%) or naevus of Ito (0.32%). 0.84% of patients had a family history. Type II and III were the most common types, and type IV was the least type. The colors of lesions were brown, gray black, brownish black, blue or purple variously. There was no significant correlation between the areas and the colors of lesions. Conclusion: These results suggest some characteristics existing in sex, ages of onset and severity of naevus of Ota.