求翻译：脑梗塞合并肺部感染的危险因素有饮水呛咳及意识障碍。既往病史、吸烟史、吞咽困难、侵入性操作与老年急性脑梗塞合并肺部感染的发生无显著性相关关系。痰培养以革兰氏阳性菌为主。是什么意思？

The risk factors for cerebral infarction with pulmonary infection drinking cough and disturbance of consciousness. Past medical history, smoking history, difficulty in swallowing, and the incidence of invasive procedures and elderly patients with acute cerebral infarction pulmonary infection no sign

cerebral infarction consolidated lung infections of the risk factors associated with drinking water and cough and disoriented. past medical history, smoking history, and swallowing difficulties, intrusive and older acute cerebral infarction merge lung infections from occurring without significant co

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Risk factors of cerebral infarction complicated with lung infection had drinking water qiangke and disorders of consciousness. Past medical history, smoking history, dysphagia, invasive operation and the occurrence of pulmonary infection in the elderly patients with acute cerebral infarction with no

The cerebral infarction merge lungs infect the dangerous factor has the potable water to choke coughs and realizes the barrier.The medical history, the smoking history, swallow formerly swallow the occurrence which the difficulty, the intrusional operation and the old age acute cerebral infarction m