Grade I Grade II
Grade III Grade IV
Glistening and pale growth aliken to peel grape appearance are characteristic features of nasal polyps. It is painless and can be quite mobile on probing as compared to nasal turbinates.
Grading of nasal polyps (Based on Hadley's clinical scoring system of nasal polyposis):
Grade 1: smallest size polyps within the middle meatus not reaching the inferior edge of the middle turbinate).
Grade 2: polyps within the middle meatus reaching the inferior border of the middle turbinate.
Grade 3: polyps extending into the nasal cavity below the edge of the middle turbinate but not below the inferior edge of the inferior turbinate.
Grade 4: polyps filling up the nasal cavity.
Close-up view of nasal polyp (P). Compare it with the inferior turbinate appearance (IT).
Unilateral nasal polyp extruding and completely obstructing the right nostril.
Nasal polyps with chronic sinusitis. Note mucopus in the nasal cavity
and copius postnasal drip seen in the oropharynx.