The large, air-filled space located behind the nose and in the middle of the face….

The space that lies between the two layers of the pleura (lungs) and normally contains a thin film of fluid….

A type of surgery for cancers that can be accessed through the nasal cavity. Tissue is removed using an endoscope and no surgical cuts need to be made.

A cut along the edge of the nose to gain access to the nasal cavity and sinuses.

Surgical access to the nasal cavity or sinuses using a cut under the upper lip….

A plastic feeding tube that passes in through the nasal passageway and directly into the stomach….

A dome-like sheet of muscle that divides the chest cavity from the abdomen and is used in breathing.

A technique of administering chemotherapy into the abdominal cavity via injection into the peritoneum.

The open cavity that lies behind the nose and above the soft palate….

An abnormal build-up of fluid in the pleural cavity (outside the lung itself)….