We report the progressive otic capsule demineralization around the membranous labyrinth and facial nerve in an adult patient with osteogenesis imperfecta tarda. Whereas the initial CT scan showed bandlike, undermineralized pericochlear areas, 2 years later, repeat CT performed because of hearing deterioration showed progression of these findings to the promontory, the round window niche, and th...

BACKGROUND Radiotherapy is the gold standard for treatment of prostrate cancer as it can cover an adequate area of tissues at risk for metastasis. OBJECTIVES We evaluated the Pelvic lymph node coverage of conventional radiotherapy fields based on bone and vessels landmarks using computed tomography (CT) simulation in patients with prostate cancer referred to Shohada-e-Tajrish hospital. PATI...

The Balearic Promontory (Spain) is of key importance to understand the tectonic kinematics westernmost Mediterranean, because its continued marine sedimentation has recorded contrasting effects expected from competing geodynamic models proposed for region. Near center this promontory, between islands Mallorca and Ibiza, Miocene Pleistocene stratigraphy Central Depression presents an ideal recor...

OBJECTIVE To assess the sensitivity of the routine computed tomographic (CT) scan of the temporal bone coupled to a virtual endoscopy, with density threshold variation, in detecting small fistulas in human temporal bone specimens. DESIGN Single-blind, before-after trial. SETTING This study was carried out in a research laboratory in collaboration with a radiology department. PATIENTS Five...