Sarcoma of Middle Ear arising in Eustachian Tube

Eustachian tube and middle ear diseases.

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Characterization of mucins in human middle ear and Eustachian tube.

Mucins are important glycoproteins in the mucociliary transport system of the middle ear and Eustachian tube. Little is known about mucin expression within this system under physiological and pathological conditions. This study demonstrated the expression of MUC5B, MUC5AC, MUC4, and MUC1 in the human Eustachian tube, whereas only MUC5B mucin expression was demonstrated in noninflamed middle ear...

Evolution of middle ear changes after permanent eustachian tube blockage.

OBJECTIVE To develop a valid animal model for otitis media with effusion (OME). DESIGN Forty specific pathogen-free Wistar rats underwent a procedure based on the permanent obstruction of pharyngeal eustachian tube by means of electrocoagulation without any manipulation. SETTING Ear Research Group, Department of Otorhinolaryngology, Puerta de Hierro Hospital, Universidad Autonoma de Madrid,...

Osseous Hamartoma Arising from the Eustachian Tube

A fairly quite rare case of osseous tumor arising from the Eustachian tube (ET) is described. A 56-year-old man presented with a smooth bulky mass in the nasopharynx and secretory otitis media in the right ear. Computed tomography and magnetic resonance imaging indicated a solid tumor-like region occupying the nasopharynx with apparent extension to the right ET. Transnasal endoscopic surgery de...

Glial heterotopia of the middle ear and Eustachian tube in children.