夏秋之交,气候变凉,容易引发呼吸道感染,如果细菌通过呼吸道侵袭肺部后就会导致急性肺炎。细菌性肺炎常有受累、淋雨史。半数病人在发病前几天有上呼吸道感染症状。发病时往往突发寒战、高热(体温达到39℃~40℃)。患病一侧胸部出现尖锐性刺激痛,随呼吸咳嗽而加剧。开始为刺激性干咳,继而咳出少量黏痰,呈黏液浓痰或黄脓性痰。痰中带血,或呈铁锈色或呈橘红色。患者可有口唇 At the turn of summer and autumn, the climate becomes colder and easily lead to respiratory infections, which can cause acute pneumonia if the bacteria invade the lungs through the respiratory tract. Bacterial pneumonia often affected, the history of rain. Half of patients had symptoms of upper respiratory tract infection a few days prior to onset. When the disease is often sudden chills, fever (body temperature reached 39 ℃ ~ 40 ℃). Sick on the side of the chest appears to stimulate the pain, with respiratory cough and aggravating. Start with irritating cough, and then cough a small amount of phlegm, mucus phlegm or yellow purulent sputum. Sputum bloody, or rusty color or orange-red. Patients may have lips