Sinusitis

Sinusitis is inflammation that occurs in the sinus mucosa. Among various sinusitis, the incidence of sinus sinus in the anterior group is high, and the incidence of maxillary sinus is most common, followed by ethmoid sinus, frontal sinus, and sphenoid sinus. Sinusitis can be single or multiple. The most common cause is secondary sinus suppurative inflammation following a nasal infection. In addition, allergic reactions, mechanical obstruction, and changes in air pressure can easily induce sinusitis, and tooth infections can also cause dental maxillary sinusitis. Can be divided into chronic sinusitis and acute sinusitis.