蜘蛛痣是一种特殊的毛细血管扩张症。它多出现于面部、颈部及胸部,亦有其他部位出现者。表现为中心部直径2mm以下的圆形小血管瘤,向四周伸出许多毛细血管,且有分支,看上去恰似一个红色的蜘蛛趴在皮肤上。若用铅笔尖压迫中心部,蜘蛛痣就会消失,因为蜘蛛痣的血流方向是从中心点流向周围毛细血管分支,若中心部受压则血流阻断,蜘蛛痣因缺血而消失。...
病因- 检查- 鉴别- 并发症- 预防- 治疗- 饮食- 食疗- 查看全部>>
http://tag.120ask.com/zhengzhuang/zhizz/2021-10-09 07:55:44手指会有蜘蛛痣吗
https://www.120ask.com/question/92514296.htm2021-09-10 11:11:16手指上会有蜘蛛痣吗
https://www.120ask.com/question/91637769.htm2021-09-11 10:36:16手指肚会长蜘蛛痣吗
https://www.120ask.com/question/91696994.htm2021-09-01 15:38:25手指会长蜘蛛痣吗
https://www.120ask.com/question/91085296.htm2021-08-25 14:08:11手指上是蜘蛛痣吗
https://www.120ask.com/question/90628538.htm2021-09-08 21:36:06手指会出现蜘蛛痣吗
https://www.120ask.com/question/91574402.htm2021-08-25 16:59:53手指上会长蜘蛛痣吗
https://www.120ask.com/question/90638488.htm2021-09-28 06:25:42手指上长蜘蛛痣吗
https://www.120ask.com/question/92240639.htm2021-09-13 22:28:51蜘蛛痣会在手指上涨吗
https://www.120ask.com/question/91814511.htm2022-02-17 10:49:45儿童手指长蜘蛛痣正常吗
https://www.120ask.com/question/102194406.htm2022-02-10 13:54:49手指正面会长蜘蛛痣吗
https://www.120ask.com/question/102081491.htm2022-02-12 09:34:38蜘蛛痣会长在手指上吗
https://www.120ask.com/question/102111288.htm2022-01-10 22:45:25蜘蛛痣会出现在手指吗
https://www.120ask.com/question/97136493.htm2022-01-09 18:58:36手指红点无足是蜘蛛痣吗
https://www.120ask.com/question/96781791.htm2021-12-29 19:36:51小孩手指上红点是蜘蛛痣吗
https://www.120ask.com/question/96011627.htm