吴智夫妻发现五岁半的儿子对声音反应迟钝，常常叫他几声不答应。到医院经耳镜和电测听检查，发现孩子患了双侧渗出性中耳炎，听力降低已接近重度耳聋。当被告知如不及时治疗，将会成为聋哑症时，孩子的父亲大吃一惊，半信半疑地说：“可这孩子从来未曾有过耳痛、耳流脓，怎么 Wu Zhi couples found that five and a half years old son of the voice slow, often called him a few times do not agree. To the hospital after otoscopy and electrical audiometry, found that children suffering from bilateral exudative otitis media, hearing loss has been close to severe deafness. When told not to be treated in time, will be deaf and dumb, the child’s father was surprised and said with doubt: "But this child has never had an earache, ear pus, how