Bilateral Oval and Round Window Atresia on CT Temporal Bone: A Rare Anomaly Clinically Mimicking Otosclerosis in an Adult

<div>Coronal high resolution CT Temporal bone image showing bilateral dehiscent tympanic segments of facial nerve (arrows), abutting the lateral wall of the bony labyrinth due to its inferio-medial anomalous course.</div>

Case Reports in Radiology

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Figure 4: Bilateral Oval and Round Window Atresia on CT Temporal Bone: A Rare Anomaly Clinically Mimicking Otosclerosis in an Adult 