小腿出现好多红点是什么原因

来自沈颂科医生的专业解答，快打开看看是否又获得了新的知识点～

https://m.baidu.com/bd_page_type=1/t=mip/tc?ct=54&lid=24340711907008&module=mip&cst=91&clk_extra=%7B%22pageid%22%3A%2224340711907008%22%2C%22searchID%22%3A%2224340711907008%22%2C%22nPageID%22%3A%2224340711907008%22%2C%22mip_logid%22%3A%2224340711907008%22%2C%22masterpage_type%22%3A%22self%22%2C%22originalUrl%22%3A%22https%3A%5C%2F%5C%2Fmip.3zhijk.com%5C%2Fdoctor%5C%2Fmip%5C%2Fmip_question.html%3FquestionId%3D6051112%22%2C%22srcid%22%3A%22landingpage%22%2C%22name%22%3A%22A%5Cu533a%5Cu6b63%5Cu6587%5Cu6298%5Cu53e0%22%2C%22id%22%3A%22expand_content%22%7D&tcreq4log=1

https://m.baidu.com/bd_page_type=1/t=mip/tc?ct=54&lid=24340711907008&module=mip&cst=112&clk_extra=%7B%22pageid%22%3A%2224340711907008%22%2C%22searchID%22%3A%2224340711907008%22%2C%22nPageID%22%3A%2224340711907008%22%2C%22mip_logid%22%3A%2224340711907008%22%2C%22masterpage_type%22%3A%22self%22%2C%22originalUrl%22%3A%22https%3A%5C%2F%5C%2Fmip.3zhijk.com%5C%2Fdoctor%5C%2Fmip%5C%2Fmip_question.html%3FquestionId%3D6051112%22%2C%22srcid%22%3A%22landingpage%22%2C%22name%22%3A%22A%5Cu533a%5Cu6b63%5Cu6587%5Cu4e0b%5Cu65b9%5Cu4e2d%5Cu95f4%5Cu5c55%5Cu5f00%5Cu6309%5Cu94ae%22%2C%22id%22%3A%22new_expand_content%22%7D&tcreq4log=1

三知健康

病情分析：腿上出现了很多小红点，不痛不痒，压之不褪色的话，考虑为过敏性紫癜可能，要注意休息，避免剧烈运动，可以口服维生素C和芦丁片治疗。如果伴有瘙痒的话，可能是湿疹，可以外用糖皮质激素乳膏。

沈颂科

副主任医师

提示：本内容仅作参考，不能代替面诊，如有不适请尽快线下就医

问题描述：小腿出现红点已经有三天了，一直没有消退，请问这个是什么原因导致的呀？