A 15-year-old boy with huge facial swelling, recurrent severe epistaxis, progressive proptosis, nasal obstruction and impaired hearing on right side. Bangabandhu Sheikh Mujib Medical University Journal [Internet]. 2019 Dec. 24 [cited 2026 Jun. 26];12(4):199-203. Available from: https://banglajol.info/index.php/BSMMUJ/article/view/43985