A 49-year-old woman in Nevada developed foreign body (FB) sinusitis after amalgam restorative material moved from a tooth in her upper jaw into the paranasal sinuses. The case report was published ...

I SUFFER very frequent colds, blocked nose and pain in the area below my eyes. My mother took me to the doctor, who said I have sinusitis. My mother, who calls it ‘sinus’, says it is a very common ...

There are 4 sets of sinuses ordinarily present in humans, but congenital absence or hypoplasia of one or more sinus cavities is not uncommon. The maxillary and ethmoidal sinuses form during the third ...

LYR-220, Lyra’s second product candidate, is a long-acting anti-inflammatory therapy in development for CRS patients with and without polyps who have recurrent symptoms despite prior ethmoid sinus ...

Sinusitis occurs as a result of obstruction of the osteomeatal unit, which is located in the vicinity of the maxillary sinus ostium (Fig. 1). Because of obstruction, mucus accumulates inside the sinus ...