婴儿喉骨发育不全症状？

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39问医生

病情分析：先天性喉软骨发育不全是指婴儿出生后发生的吸气性喉鸣，可伴吸气性三凹征，即吸气时胸骨上窝、锁骨上窝、剑突下出现凹陷。常发生于出生后不久，随着岁数稍大，喉软骨逐渐发育，喉鸣也逐渐消失。通常患儿长大至2-3岁时，随着喉部的发育，现象多可自行缓解。

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问题描述：新生儿喉软骨发育不良的现象，我儿子现在七个月大。两个月时医院那边说是喉软骨发育不良。现在现象有所改善。一些时候还是会喘。我想知道婴儿喉骨发育不全现象？