Sinonasal squamous papilloma is a benign epithelial tumor having variable squamous differentiation. It occurs in the nasal cavity and paranasal sinuses. Malignant transformation of sinonasal squamous papilloma is responsible for cancer-related deaths worldwide. We reported a 52-year old man diagnosed as malignant transformation of a large sinonasal squamous cell papilloma. Moreover, bilateral n...

Abstract Background Sinonasal inverted papilloma or Schneiderian is a rare benign tumor of paranasal sinuses and nasal cavities. It can cause bone remodeling has significant malignant potential. Hence, it very important to diagnose treat the at earliest. Recurrence occur even after surgical extensive resection. Case presentation This case report highlights 36-year-old male patient who presented...

Antroliths are calcified masses within the maxillary sinus and are detected incidentally on radiological examinations. They occur as a result of the solidification of mucus and nasal debris by mineral salts, calcium, magnesium phosphate and carbonate. The origin of the nidus of calcification may be extrinsic (foreign body in sinus) or intrinsic (stagnant mucus and fungal ball). Inverted papillo...

Inverted papilloma is an epithelial neoplasm of the lateral nasal wall and adjacent sinuses characterized by a marked propensity for recurrence and a significant association with carcinoma. In this retrospective study we present 31 cases treated by our departments between 1982 and 1999. The aim was to compare our results to those of other authors especially regarding surgical management. The ma...

A 58-year-old man presented with a six-month history of intermittent blood-stained posterior nasal discharge. Five years ago, he had a three-week episode of fitful light headaches. Nasal ventilation, olfactory sensation, and facial sensation were normal; there were no ophthalmological complaints. Coronal computed tomography (CT) scans revealed soft masses in the bilateral sphenoid sinuses with ...