“…Frequent adverse effects: infection, haemorrhage, aspiration, subcutaneous emphysema, laryngeal granulomas, pneumothorax, pneumomediastinum, atelectasis, laryngeal edema, laryngeal ulceration, laryngeal granulomas, laryngeal and tracheal stenosis and tracheomalacia, and infrequent adverse effects: cricoarytenoid subluxation, cricoarytenoid scars, vocal cord paralysis, tracheal necrosis, tracheal rupture, paratracheal abscesses, tracheoesophageal and traqueovascular fistulas (7,(9)(10).…”