A sinus infection is inflammation of the sinuses, which are the air spaces around your nose, eyes, cheeks, and forehead. It is also called sinusitis. When the sinuses are inflamed, drainage is blocked ...

The right atrium plays a part in both the flow of blood through the heart and in the heart's electrical system. Deoxygenated blood from the superior and inferior vena cava and the coronary sinus ...

The facial depth increase was related to the enlargement of maxillary sinus volume ... was no difference between the left and the right sides, the average value of both sides was used for analysis. In ...

Nasal and sinus cancer are rare types of head and neck cancer that develop inside the nose or paranasal sinuses. The space inside the nose is called the nasal cavity. This space warms, moistens and ...