Observational Study About In-patients Admitted With Fever

Fever is a common symptom in patients with infectious diseases. This study hopes to understand the epidemiological characteristics of patients hospitalized due to fever through observational research, including: clinical characteristics, etiology of fever and prognosis after treatment. So as to further search for biochemical or other serological indicators to predict the diagnosis and prognosis of infectious fever and non-infectious fever, and try to establish relevant prediction models.