L40: Psoriasis

L40.2: Acrodermatitis continua

Your body’s own immune system plays a role in the development of psoriasis. The condition can be hereditary. Other family members may then be affected, too. Triggers such as skin irritations, stress or certain medications can make the condition worse.

A lot of small, pus-filled pustules have formed on the skin of your fingers and toes. Your nails are also badly affected. The nails might thicken and turn yellow, for example.