CRS is a debilitating chronic airway disease that results in up to 18 - 22 million clinical cases per year and at least 30 million courses of antibiotic treatment (National Center for Health Statistics).

• 慢性鼻窦炎是一种使人虚弱的呼吸道疾病。据全国健康状况统计中心统计报道：慢性鼻窦炎每年导致高达一千八百万到两千二百万例的临床病例的发生，并且至少有三百万病例接受了抗生素治疗。