Not surprisingly, Americans are fat compared to other countries. An illustration of the average 30- to 39-year-old man from the United States, Japan, the Netherlands, and France are shown from left to right.
Overview. Sinusitis is an inflammation of the mucosal lining of the paranasal sinuses. As the mucosa of the sinuses is continuous with that of the nose, rhinosinusitis is a more suitable term.Sinusitis can be subdivided into acute, subacute, and chronic disease. Acute sinusitis is defined as disease lasting less than 1 month.verview. Sinusitis is an inflammation of the mucosal lining of the paranasal sinuses. As the mucosa of the sinuses is continuous with that of the nose, rhinosinusitis is a more suitable term.
There are several paired paranasal sinuses, including the frontal, ethmoidal, maxillary and sphenoidal sinuses. 1  The ethmoidal sinuses are further subdivided into anterior and posterior ethmoid sinuses, the division of which is defined as the basal lamella of the middle turbinate.