Laryngomalacia
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The Correct Option is b) soft larynxLaryngomalacia is the most common congenital laryngeal anomaly accounting for 60% of them. It is also the most common cause of stridor in children. Laryngomalacia is two times more frequent in males than females. It is characterized by flaccidity of the supraglottic tissue leading to inward collapse of supraglottic structures during inspiration causing airway obstruction. Laryngomalacia is said to be caused by a derangement of supraglottic anatomy, histology or neurologic function.
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