Ethmoid sinusitis is an uncomfortable condition that ... A CT scan, which provides much more detail than an X-ray, can also be used to check for blockages, masses, growths, and infection and ...

Ethmoid sinusitis is the inflammation of a specific ... Occasionally, a doctor may recommend an X-ray or a CT scan to determine the likely cause of the person’s symptoms. According to the ...

This X-ray of a human skull highlights the main nasal cavity (orange) and the sinuses: frontal (pink), ethmoid (yellow), maxillary (green) and sphenoid (purple). Asian apes do not have frontal or ...

but congenital absence or hypoplasia of one or more sinus cavities is not uncommon. The maxillary and ethmoidal sinuses form during the third and fourth month of gestation and are present at birth.