1. The necessary diagnostic criteria of Behcet's disease, first of all, the symptoms of ulcers will recur in the mouth, and aphthous or herpetic ulcers will recur more than three times a year. Moreover, the diagnosis can only be made by detecting antibodies, C-reactive protein and erythrocyte sedimentation rate.
2. Patients diagnosed with Behcet's disease, their reproductive organs, such as women's labia majora, men's scrotum, penis, and around the back, chest or anus, will have a single or large area of rash, which is manifested as irregular acne with red swelling around and white center. There is no pain when the lesion occurs, but there will be obvious pain when it is stimulated or rubbed by urine. Treatment is generally oral thalidomide or topical colchicine.
3. In addition, patients with Behcet's disease will also have symptoms such as ocular iriditis, erythema of lower limbs, joint swelling and pain, small intestine or colon ulcer. Behcet's disease patients need to be treated under the guidance of a doctor.