MEDLINEplus Medical Encyclopedia: Mastoiditis
Skip to content Search Advanced Search Site Map About MEDLINEplus Home Medical Encyclopedia Other encyclopedia topics: A-Ag Ah-Ap Aq-Az B-Bk Bl-Bz C-Cg Ch-Co Cp-Cz D-Di Dj-Dz E-Ep Eq-Ez F G H-Hf Hg-Hz I-In Io-Iz J K L-Ln Lo-Lz M-Mf Mg-Mz N O P-Pl Pm-Pz Q R S-Sh Si-Sp Sq-Sz T-Tn To-Tz U V W X Y Z 0-9 Mastoiditis Contents of this page: Illustrations Definition Causes and risks Prevention Symptoms ...
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Cholesteatoma and Chronic Mastoiditis
Cholesteatoma and Chronic Mastoiditis The middle ear and the mastoid are directly connected to each other and are normally filled with air. Air enters the middle ear via the eustachian tube which opens into the naspharynx (deep portion of the nasal chamber). Recurrent middle ear infections may be due to poor function of the eustachian tube. Although most middle ear infections resolve, some recur ...
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