Again, notice the small size of the maxillary sinuses compared with the bone of the maxilla. Also note opacification of the maxillary and ethmoid sinuses. Cuts through the expected locations of ...

In 1978, Messerklinger [2] documented the first systematic and detailed description of endoscopic findings of the sino-nasal cavity. The work of these investigators consisted of detailed ...

After creation of the first mask, areas not of interest, such as the paranasal sinuses, ethmoidal cells, and regions of artifact, were excluded from the tomographic images using the Multiple Slice ...

Because our sinuses are filled with air, any change in that pressure can affect headaches. When the outside barometric pressure lowers, it creates a difference between the pressure in the outside ...