Cheek and upper chest congestion are the main pathological changes of renal syndrome hemorrhagic fever, characterized clinically by fever, hypotension, hemorrhage, and renal damage. So how can cheek and upper chest congestion be prevented? Let’s take a look below. 1, to maintain good home and workplace hygiene, clean up rodent excrement, remove the rodent habitat activity places and carry out rodent extermination. 2, do a good job of food, environmental, personal hygiene, home to have anti-rodent equipment, food storage containers should be able to prevent the entry of rats, do not eat food contaminated by rats, leftovers, leftover food must be heated before consumption. 3, to avoid skin mucous membrane damage, in the possibility of contact with rodents or their excrement to wear masks, hats, gloves, etc. 4, direct contact with rodents or engaged in forestry, water conservancy and other field workers can choose to vaccination for prevention, vaccination should be completed within one month before the start of the peak season, the initial immunization a year after a booster vaccination. Vaccination should be done in strict accordance with the instructions, contraindications are strictly prohibited, and expired vaccines should not be used. Cheek and upper chest congestion is an important infectious disease that endangers human health, and the principle of treatment for this disease is “three early and one on”, that is, early detection, early rest, early treatment and treatment in the vicinity. Therefore, patients should go to a professional and regular hospital for systematic examination and treatment as soon as they have suspected symptoms to avoid delaying the disease.