纽约州立大学儿科教授Coplan教授对1,000例发育延缓儿童的研究表明,婴幼儿听力障碍甚而全聋者常被漏诊。通常在2岁后才发现严重的聋,而不太严重则直到4岁才得到诊断。大约在平均12个月前父母就怀疑自己孩子听力下降,但这12个月之耽误乃是由医务人员的责 Coping, a professor of pediatrics at New York State University, and a study of 1,000 children with developmental delay showed that hearing-impaired children and young children are often missed by deaf. Serious deafness is usually found after 2 years of age, and less severe until it is 4 years old. About 12 months ago, parents suspected their children had hearing loss, but the 12-month delay was due to medical staff