headache, and tenderness. If the infection is in the posterior ethmoids and sphenoid, symptoms are described as deep in the head or referred to the occiput. Acute sinusitis is also typically ...
These polyps are growths found in the sinus areas, including the maxillary, ethmoid, frontal, and sphenoid sinuses, although ...
These give excellent visualization of the frontal and maxillary sinuses and moderately good visualization of the sphenoid. However, plain film radiographs provide poor visualization of the ethmoid ...
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