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Sphenochoanal polyp is a rare benign tumor, arising from the sphenoid sinus. The main symptom is a progressive nasal obstruction. The differential diagnosis should include the antrochoanal polyp which is the most common. The treatment is surgical (usually endoscopic approach).
- Amber Kesarwani, Darwin Kaushal, Rahul Kumar Singh, Amit Goyal. Sphenochoanal Polyp: A Rare Entity with Review of Literature. (2017) Journal of Otolaryngology-ENT Research. 8 (4): 1. doi:10.15406/joentr.2017.8.00251