Many doctors consider an actinic keratosis to be precancerous because it can develop into skin cancer .

许多医生认为光化性角化病是一种癌前病变，因为它能够发展为皮肤癌。

You can reduce your risk of actinic keratosis by minimizing your sun exposure and protecting your skin from ultraviolet ( uv ) rays .

可以通过减少日光暴露、避免紫外线侵害皮肤的方式降低患光化性角化病的风险。

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 .

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。