脱屑性间质性肺炎(DIP)有别于其它类型的间质性肺炎(尤其是病理组织学改变、X线特征及对治疗的反应和预后等),目前国外已将脱屑性间质性肺炎单列为一个独立的疾病。脱屑性间质性肺炎以成人患者较多,儿童患者较少,成人与小儿发病率之比为10:1,婴幼儿罕见,家族性婴幼儿患者更属罕见,但婴幼儿亦可开始发病。成人发病男女之比为1.8:1,儿童发病男女之比则为1:1.1。 Astigmatism interstitial pneumonia (DIP) is different from other types of interstitial pneumonia (especially pathological changes, X-ray characteristics and response to treatment and prognosis, etc.), at present abroad has desquamative stromal Pneumonia alone as an independent disease. Asymptomatic interstitial pneumonia in adult patients more children less, the incidence of adult and pediatric ratio of 10: 1, infants and young children rare, familial infants and young children are even more rare, but infants and young children can also start the disease . Adult incidence of male to female ratio of 1.8: 1, the incidence of child to female ratio of 1: 1.1.