Psoriasis is more than a kind of skin disease, some diseases such as psoriatic arthritis, heart attack, and problems with eyes have direct relation with psorasis.
Specifically speaking, psoriasis can affect eyes in a large extent. Not only the skin around the eyes but also the eyes can be influenced by it. So it is possible you may get itchy eyes, dry eyes and other kind of eye problems. More seriously, there is no effective treatment to cure psoriasis, and it is really painful and uncomfortable.
Besides, symptoms like redness in the eye, sensitivity to light and blurred vision may caused by psoriasis.