Psoriasis and psoriasis are actually one condition; psoriasis is the medical term and psoriasis is the common name for psoriasis. Psoriasis and psoriasis are one disease, just called differently. Psoriasis is the medical name for psoriasis, patients with psoriasis usually have red plaques with clear boundaries on their skin, the plaques are covered with thick silvery-white dandruff, and it is a kind of chronic, recurrent inflammatory skin disease. Psoriasis is associated with genetic factors, and parents who have psoriasis have an increased chance of having a child with the disease. The presence of a large infiltration of immune cells in the skin lesions of psoriasis indicates that the immune system also has something to do with this disease. Apart from this viral and bacterial infections, medications, and poor lifestyle habits may trigger psoriasis. Psoriasis is commonly known as psoriasis, the exact cause of the disease is still unclear, patients are advised to go to the hospital for professional diagnosis and treatment, and avoid self-medication, so as not to aggravate the disease or cause secondary infection of the affected area.