Progressive Upper Airway Obstruction and Dysphagia in a Child With Supraglottic Edema

A 9-year-old boy presents with progressive dyspnea, snoring, dysphagia, and weight loss; biopsy and culture results revealed diffuse non-necrotizing granulomas and oropharyngeal flora with negative acid-fast bacilli and Grocott methenamine silver stains. What is your diagnosis?
Source: JAMA Otolaryngology - Head and Neck Surgery - Category: ENT & OMF Source Type: research