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Definition: an opening on the medial wall of the middle ear leading into the cochlea, closed in life by the secondary tympanic membrane.

Synonym(s): fenestra cochleaeTA, cochlear window, fenestra of the cochlea, fenestra rotunda

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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