BRAZILIAN JOURNAL OF OTORHINOLARYNGOLOGY, cilt.86, sa.1, ss.74-82, 2020 (SCI-Expanded)
Introduction: Microsurgery of the ear requires complete evaluation of middle ear surgical anatomy, especially the posterior tympanic cavity anatomy. Preoperative assessment of the middle ear cavity is limited by the permeability of eardrum and temporal bone density. Therefore, middle ear exploration is an extremely useful method to identify structural abnormalities and anatomical variations.