"type 1: prolapse of the mucosa overlying the arytenoid cartilages"
"type 2: foreshortened aryepiglottic folds"
"type 3: posterior displacement of the epiglottis"
"Patients may have chest radiographs because of associated chest findings, or upper-GI contrast studies to assess gastro-oesophageal reflux disease. They may also have chest cross-sectional imaging or ultrasound to make an assessment of the subglottic space and exclude a subglottic lesion."
Expected headings
"Types"