Broadly defined, nasal polyps are abnormal lesions that originate from any portion of the nasal mucosa or paranasal sinuses. Conditions leading to chronic inflammation in the nasal cavity such as bronchial asthma can lead to nasal polyps.The population prevalence is reported as 2-4%, with no racial predilection. The male to female ratio has been reported at approximately 2:1. A combined medical and surgical treatment is recommended for symptoms control in preventing symptomatic NP recurrence.
Oral and topical nasal steroid administration is the primary medical therapy for nasal polyposis. Although much work has been done on chronic rhinosinusitis and nasal polyps there are many questions still unanswered.A prospective population study of a group of age- and sex-matched controlled atopic and non-atopic individuals to consider the incidence of all upper respiratory tract symptoms including acute and chronic rhinosinusitis over a 5 year period.