4 causes psoriasis

Psoriasis and the incidence of mental trauma, emotional tension, trauma, diet, Saozhua lesions, inappropriate, such as internal or external use and the incidence of the disease. ① and genetic-related: the parents of one suffering from psoriasis, their children suffering from psoriasis for the possibility of 30 percent, if both parents are developing breast cancer, the possibility of children suffering from psoriasis for 50% -60%, its incidence is genetic background Able external environment caused by the impact of factors that are more genetic disease. ② and infection: incidence in patients with psoriasis before tonsillectomy, pharyngitis history. In psoriasis damage in the Staphylococcus aureus bacteria to remain living and increased significantly. In the pustular psoriasis lesions are frequently more obvious inflammation and, in Nongxing callus Paper in Staphylococcus not too much, therefore, use of steroids in the treatment of the disease is not obvious. In psoriasis skin damage in bacterial and viral infections has increased significantly, especially after the streptococcus infection, often acute deterioration of psoriasis, anti-Streptococcus "0" proliferation is also high. ③ recent study showed that the incidence of psoriasis and immunity are very important relationship. ④ psoriasis and the incidence of mental trauma, emotional tension, trauma, diet, Saozhua lesions, inappropriate, such as internal or external use and the incidence of the disease.