A case of laryngopharyngeal fistula in 53 year-old man was reported. In this case, we suspected that his laryngopharyngeal fistula had been caused by poor blood circulation in the larynx, because he had been intubated and he had been a diabetic. To prevent recanalization the larynx and pharynx were reconstructed. In the reconstruction of a larynx with laryngopharyngeal fistula, we needed to take care not to obstruct the function of the larynx, deglutition, phonation and the air way.