There is no set length of hospitalization for dengue, which is an infection of the dermis of the skin caused by group A beta-hemolytic streptococcus and other causative organisms, and it depends on the patient’s condition. In most cases, hospitalization lasts about a week, but for those who are not well treated, the hospitalization time will be longer. Danitis is caused by bacterial infection, localized redness, swelling, heat and pain are typical manifestations, and some may have fever, chills and other systemic manifestations. Hospitalization through the standard, adequate amount of antibacterial drugs anti-infection treatment, infrared radiation and other local physical therapy and other treatments, most can be discharged in about a week. For some patients with poor therapeutic effect, the hospitalization time will be longer, for example, the patient is not sensitive to antibacterial drugs, weak resistance, or even the formation of abscesses, need to be given under local anesthesia incision and drainage, the recovery time will be longer, and the hospitalization time will also be longer. It is recommended that patients seek medical treatment in time, complete all auxiliary examinations in order to clarify the condition, and be given appropriate treatment measures by professional physicians, and decide the hospitalization time according to the changes in the condition.