Advances in upper airway cough syndrome.

  title={Advances in upper airway cough syndrome.},
  author={Li Fen Yu and Xianghuai Xu and Hanjing Lv and Zhongmin Qiu},
  journal={The Kaohsiung journal of medical sciences},
  volume={31 5},
Upper airway cough syndrome (UACS), previously referred to as postnasal drip syndrome, is one of the most common causes of chronic cough. However, the pathogenesis of UACS/postnasal drip syndrome remains unclear, and physicians in countries throughout the world have different definitions and ways of treating this disease. The various proposed pathogeneses of UACS include the early postnasal drip theory, subsequent chronic airway inflammation theory, and a recent sensory neural hypersensitivity… CONTINUE READING