[Pharyngocele].

Pharyngocele is a lateral pharyngeal wall herniation located in the pyriform recess or at the vallecula. It is a rare condition and the patient complains of dysphagia, lateral cervical mass which increases in size with the Valsalva maneuver, and other symptoms of the upper digestive way. The elective diagnostic study is pharyngoesophageal swallow. We present the case report of a patient who had acute respiratory failure due to supraglottic mass occupation. The explorations are discussed and the case report is compared with those few reported in the literature.