INSPIRATORY WHEEZE/STRIDOR IN CHILDREN

Insp. high-pitched sounds us. due to extrathoracic obstr. (includes upper 1/3 of trachea). Causes include:

1. Nasal or choanal atresia
2. Tumors or lymphoid hyperplasia
3. Macroglossia
4. Micrognathia
5. Abcess, cysts (inc. throglossal duct cyst)