The etiology of acute sinusitis

Acute sinusitis is sinus acute suppurative inflammation. The highest incidence of maxillary sinus, Ethmoid and frontal sinus second, and at least sphenoid sinus. Etiology:
1, by the cold cold secondary, nasal peacetime there are a lot of bacteria, but not the incidence. Only when physical exertion, cold, resistance to decline, it flew bacteria multiply, so that acute inflammatory nasal mucosa. Paranasal sinus mucosa and nasal mucosa is interconnected. Thus acute rhinitis expansion. This will cause sinusitis.
2, adjacent lesions spread of the infection. In the event of root abscess can rupture at the end of maxillary sinus wall, caused maxillary sinusitis, known as "Odontogenic maxillary sinusitis." Tonsillitis pharyngeal lymphoid tissue and chronic inflammation, and sometimes can cause sinusitis.
3, a direct factor. If after swimming through sewage directly into the nasal sinus. Direct injury to or invasive bacterial infection and inflammation.
4, systemic factors. If excessive fatigue, malnutrition, excessive alcohol and tobacco, especially those with chronic diseases such as diabetes, tuberculosis, chronic glomerulonephritis, and other patients, systemic resistance worse, easy to get sinusitis. The severity of symptoms of varying performance varied. If cold fever, general malaise, sleepiness, anorexia, and so on. Children symptoms are serious, high fever, seizures can occur, vomiting, coughing and other symptoms. Have nasal obstruction,more or headache, and so on.