øretuben
øretuben, commonly translated as the Eustachian tube, is a narrow canal that connects the middle ear to the nasopharynx. It plays a key role in ventilating the middle ear, equalizing pressure on both sides of the eardrum, and draining secretions from the middle ear into the throat. In daily life, the tube opens briefly during swallowing, yawning, or chewing, allowing air to pass and fluids to clear.
Anatomy and function: The tube is about 30 millimeters long in adults and consists of a bony
Clinical relevance: Proper function maintains comfortable hearing and protects the middle ear from nasopharyngeal secretions and
Diagnosis and treatment: Evaluation includes otoscopy, tympanometry, and hearing tests. Treatment targets the underlying cause and
History: The term øretuben is the Danish/Norwegian name for the Eustachian tube, named after the Italian anatomist