喉软化症是先天性喉喘鸣的常见原因,约90%的病人症状较轻,不需手术干预。在严重病例,呼吸道梗阻是其显著特征,常有窒息发作。缺氧可导致肺动脉高压,甚至导致肺心病。对这类病人,标准的治疗方法是作气管切开,待患儿长大后自然脱离危险,但婴儿气管切开常有致命危险,并发症多。近年来已有对 Hypothyroidism is a common cause of congenital throat wheeze, with about 90% of patients presenting with less symptoms and requiring no surgical intervention. In severe cases, airway obstruction is a significant feature, often suffocation seizures. Hypoxia can cause pulmonary hypertension, and even lead to pulmonary heart disease. For these patients, the standard treatment is tracheotomy, until the child grew up naturally out of danger, but often infantile tracheostomy fatal danger, complications and more. In recent years, yes