The cavernous sinus can be affected by a wide range of conditions including tumours, infection, inflammation, and trauma. Disease in the cavernous sinus can produce characteristic signs and symptoms, which relate to the numerous crucial structures traversing and surrounding the cavernous sinus. Imaging, with the use of different techniques, plays a crucial role in diagnosis and management. The anatomy and imaging of the different disease entities in the cavernous sinus will be reviewed.
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