光化性角化病，也称日光性角化病，病损生长缓慢，而且除了皮肤上的斑块或小斑点，常常无任何症状或体征。
An actinic keratosis, also known as solar keratosis, enlarges slowly and usually causes no signs or symptoms other than a patch or small spot on your skin.
如上所述，局部外用氟尿嘧啶乳膏能显著改善日光角化病和光老化的病情，大部分病人都愿再次接受氟尿嘧啶乳膏治疗。
As noted, treatment with topical fluorouracil improved actinic keratoses and photoaging and most patients said they were willing to undergo treatment again.
事实上，在那些光照强烈的地区，还有人在20多岁的时候就得了日光性角化病和皮肤癌。
In fact, some people who live in sun-intense areas develop actinic keratoses and skin cancer in their 20s.
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