Patient Data
Age: 45 years
Gender: Female
Case Discussion
High-resolution CT (HRCT) of normal paranasal sinuses and petrous temporal bones, intended as a reference.
0.67 mm slice acquisition with coronal and sagittal reformations, internal acoustic canal (IAC) window (couch = 600, width = 4095).
Frontal sinus is underdeveloped, a common variant.