The skin is an organic system that manages body temperature, protects the organism from fluid loss from tissues, feels painful and pleasant stimuli, prevents substances from entering the body, provides protection against the harmful effects of the sun and plays an important role in the synthesis of vitamin D. Its structure and exposure to numerous internal and external harmful factors makes it susceptible to various ailments, and since some changes in certain parts of the skin are easily visible, skin diseases pose a major health problem. Many skin diseases are diagnosed by their characteristic appearance or morphology of changes, so a history and physical examination are required to make a diagnosis, but visual examination is the backbone of the processing. Timely symptom recognition and response allows to achieve good results in the treatment of skin disease. OBJECTIVE: To show symptoms and signs of primary virus skin diseases and their diagnosis. Based on the symptoms, signs and diagnosis, the necessary therapy is determined, adapted to the individual.