Impairment of vision quality. The eyes may suddenly turn pinky or even reddish. Soreness and irritation of the eyes, as well as a violation of visual acuity, are associated with the appearance of conjunctivitis (the inflammation of mucous membrane covering eyelids and eyeballs), which can occur both before the beginning joint damage and at the same time. About 7 percent of patients note that their eyes have become more sensitive and irritable to light. If you notice visual impairment, do not hesitate to visit a doctor.

Swelling of fingers and toes. Psoriatic arthritis has not only characteristic signs of psoriasis but also some symptoms of arthritis: the joints swell and hurt, the skin around them becomes bluish-purple color. Mostly the joints of the fingers and toes are suffered. The fingers swell so much that they become like sausages. A cold compress can reduce the swelling of the joint for a while, but a full-time treatment can be prescribed only by a doctor.