小儿发生感冒是常有的事,家长对孩子感冒出现的发热、咳嗽等症状很敏感,不惜花费时间和精力给孩子治疗。但他们往往并不知道,小儿感冒很容易引起一种耳的疾病——中耳炎,对孩子发生中耳炎的一些先驱症状没有引起足够的重视,使得小儿中耳炎的诊断受到延误,为治疗带来不少麻烦。那么感冒为什么容易引起中耳炎呢?让我们首先来了解一下耳鼻咽的正常解剖结构。我们的咽部分鼻咽、口咽、喉咽,鼻口相通是大家共识的,但耳鼻相通却有相当部分的人不了解,在临床上如果因耳部疾患给患者开滴鼻药水,患者的 A cold in children is a common occurrence. Parents are sensitive to the symptoms of fever and cough in their children’s cold. They spend time and energy on their children’s treatment. But they often do not know that children with a cold can easily cause a disease of the ear - otitis media, children with some of the pioneer symptoms of otitis media did not pay enough attention, making the diagnosis of children with otitis media was delayed for treatment caused a lot of trouble . So why the cold easily cause otitis media? Let us first understand the normal anatomy of the otolaryngology. Our pharyngeal part of the nasopharynx, oropharyngeal, hypopharyngeal, nasopharyngeal acquaintance is consensus, but there are quite a lot of people who do not know the ear and nose, clinically if the ear disease due to nasal drops to the patient, the patient’s