Pediatric emergency medicine trisk 3272 3272

FIGURE 106.1 A: Postinjury edema may mask underlying nasal bone deformity B: Nasal deformity manifests as edema subsides Sinus Barotrauma Sinus barotrauma occurs when changes in pressure are not equalized by the sinus ostia between the paranasal sinuses and nasal cavities Increased differential in negative pressure causes mucosal blood vessel engorgement followed by hemorrhage into the sinuses Patients usually present with sinus pain and a history