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.
Inflammation. Sinonasal inflammatory disease with sinus ostial obstruction is a very common cause of an opacified paranasal sinus. An air-fluid level suggests acute sinusitis; in chronic sinus disease, one may see mucosal thickening and sclerosis of the bony sinus walls. 1 The sinus is normal in size.There are certain recurring patterns of inflammatory sinus disease that may be seen on sinus computed tomography (CT).n air-fluid level suggests acute sinusitis; in chronic sinus disease, one may see mucosal thickening and sclerosis of the bony sinus walls. 1 The sinus is normal in size. There are certain recurring patterns of inflammatory sinus disease that may be seen on sinus computed tomography (CT).