Jesús Obón

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OBJECTIVES To analyze the ontogeny of the superior semicircular canal and tegmen tympani and determine if there are common embryological factors explaining both associated dehiscence. METHODS We analyzed 77 human embryological series aged between 6 weeks and newborn. Preparations were serially cut and stained with Masson's trichrome technique. RESULTS(More)
OBJECTIVES To study the ontogenic development of the organisation of the human middle ear ossicles structure. MATERIAL AND METHODS 46 human temporal bones of ages varying from 32 days post-conception to newborns. RESULTS The development of the structural organisation of the malleus begins at 16 weeks via two cortical fascicles situated in the neck; at(More)
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