Survey on focus of hemorrhagic fever with renal syndrome in Xilin Gol league, Inner Mongolia

Objective To determine whether the focus of hemorrhagic fever with renal syndrome (HFRS) existed in Xilin Gol league, and provide scientific evidence for the prevention and control of HFRS. Methods Case study of HFRS, infection rate survey, and host animal distribution and hantavirus antigen and antibody detections were conducted. Results The detection rate of HFRS antibody in local healthy population was 6.25% (4/64); the detection rate of HFRS antibody among the rats in residential area was 12.00% (3/25); and the detection rate of HFRS antibody among wild rats was 19.64% (11/56), the antigen positive rate was 6.35% (4/53). Conclusion The existence of HFRS focus in Xilin Gol league was confirmed for the first time.