Sinus pressure may feel like tightness and pain behind the eyes and in the ears. It may present itself as relentless pounding in your head and face. Sometimes it may present itself as dental pain.
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February 24, 2012
An abnormal passage leading from a suppurating cavity to the body surface.
Any of various air-filled cavities especially in the bones of the skull.
A wide channel containing blood; does not have the coating of an ordinary blood vessel.