[Content and development of pharyngology and laryngology].

Pharyngology and laryngology is an important subspecialty of Otolaryngology Head and Neck Surgery. It involves congenital diseases, trauma and foreign bodies, inflammatory diseases, obstructive sleep apnea, benign lesions, laryngeal nerve and cricoarytenoid joint diseases, swallowing disorders, laryngopharyngeal reflux diseases, voice medicine, as well as laryngeal microsurgery and endoscopic surgical treatment of benign and malignant tumors of this area. The disease spectrum is wide and involves many surgical techniques and methods.