[Laryngopyocele: apropos a case with onset as acute respiratory insufficiency].

Report of an unwonted case of laryngopyocele because of its presentation. The patient came into Hospital suffering from acute laryngeal dyspnea, which made us to carry out an urgent tracheotomy. Afterwards a direct laryngoscopy discovered a large tumor, covered by a mucosa of normal appearance, blocking the laryngeal inlet. The laryngopyocele was confirmed by thyrotomy after the previous direct laryngoscopy awaken the suspicious either a malignant grown or a cancer with a laryngocele association.