患者，男性，汉族，36岁，因发热伴头痛半月余入院。入院前20余无患者在下乡工作途中，感咽部不适，伴咳嗽，无发热及胸痛。一周后，出现头痛，伴发热，畏寒及全身不适，在当地位院经静滴抗生素后，咳嗽缓解。但仍持续发热，体温38℃－39．5℃，且头痛加剧，头痛最初位于预、枕 Patients, male, Han nationality, 36 years old, due to fever with headache more than half a month after admission. More than 20 patients before admission to the countryside on the way to work, feeling throat discomfort, with cough, no fever and chest pain. A week later, headache, fever, chills and general malaise occurred. After the antibiotics were intravenously administered at the local hospital, the cough was relieved. But still continued fever, body temperature 38 ℃ -39.5 ℃, and increased headache, headache was originally located in the pre-pillow