Stridor is a high-pitched sound caused by a partly blocked airway. Usually you will hear this sound when your child breathes in. It sounds different from wheezing, which happens when a child breathes out.
A partial blockage or narrowing of the airway may be caused by a number of things, such as:
Some causes of stridor may be outgrown. For example, a baby born with floppy tissue in the voice box may outgrow this condition by the age of 18 months.
In addition to the high-pitched sound of stridor, you may notice signs that your child is having trouble breathing, such as:
Your healthcare provider will review your child’s symptoms and examine your child. Tests may include:
Treatment depends on what is causing the stridor and how severe it is.
Children with severe trouble breathing should be treated as an emergency and need to be treated in the hospital.