Related Experiment Video
Updated: Jan 3, 2026

Intratibial Osteosarcoma Cell Injection to Generate Orthotopic Osteosarcoma and Lung Metastasis Mouse Models
Published on: October 28, 2021
Primary Osteosarcoma of Sphenoid and Ethmoid Sinus in a 17 Year Female: Case Report
Sandipta Mitra1, Arya Brata Dubey1, Mridul Janweja1
1Department of ENT & Head and Neck Surgery, Institute of Post Graduate Medical Education and Research, 244, AJC Bose Road, Kolkata, West Bengal 700020 India.
Abstract:
Primary osteosarcoma of sphenoid and ethmoid sinus present as a challenge in head neck cancer. A 17 year female presented with left sided hemifacial pain, headache with nasal discharge. Clinico-radiological finding showed mass in sphenoethmoid recess spreading to adjacent structures. Endoscopic resection was done. Histopathological diagnosis was osteosarcoma of sphenoid and ethmoid sinus. Adjuvant chemotherapy administered. Osteosarcomas of sphenoid and ethmoid sinus are aggressive tumors with variable clinical features warranting high clinical suspicion.

