Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一岁以下的婴幼儿呼吸窘迫常见的主诉，软化症是最常见的原因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一岁下婴幼儿呼吸窘迫常主诉，而喉头软化症是最常因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一岁以下的婴幼儿呼吸窘迫常见的主诉，而喉头软化症是最常见的原因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一岁以下婴幼儿呼吸窘迫主诉，而喉头软化症是最原因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣一岁以下的婴幼儿呼吸窘迫常见的主诉，而喉头软最常见的原因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一岁以下的婴幼儿呼吸窘的主诉，而喉头软化症是最的原因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一岁以下婴幼儿呼吸窘迫主诉，而喉头软化症是最原因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一岁以下的婴幼儿呼吸窘迫常见的主诉，而喉头软是最常见的原因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一的婴幼儿呼吸窘迫常见的主诉，而喉头软化症是最常见的原因。

Although laryngomalacia is the leading cause of stridor in infancy, vocal cord paralysis, despite its low incidence, is still the second most common cause.

摘要喘鸣是一岁以下婴幼儿呼吸窘迫常诉，而喉头软化症是最常原因。