日光性角化病通常由过度暴晒而引起，有可能会是面板癌的前兆，就医咨询检查。
Solar keratoses, however, are triggered by sun damage and are an early warning of skin cancer, so seek advice.
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.
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.
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.
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