Ethmoid glomangioma and oncogenic osteomalacia: a case report.

Background: Glomangioma is a benign tumor of mesenchymal origin, derived from the glomus body. It is responsible for the thermal regulation of the dermis. The occurrence of oncogenic osteomalacia related to glomangioma is rare.

Barrier for Particle Dispersion Control During Mastoidectomy.

 The China Health Authority alerted the World Health Organization (WHO) of several cases of pneumonia, and the WHO has declared the novel coronavirus (COVID-19) a global pandemic. Mastoidectomy is a high-risk aerosol generating procedure with the potential to expose the surgeon to infectious particles.  Aim to develop a low-cost prototype for a barrier device that can be used during mastoidectomy.