A. What are the symptoms of sinusitis? 1, pus more: the nose is mostly pus or mucopurulent, yellow or yellow-green, the amount of variable, can flow to the throat cause cough. 2, nasal congestion: varying in severity, mostly due to congestion and swelling of the nasal mucosa and increased secretions, nasal congestion can often lead to temporary loss of smell. When accompanied by nasal polyps, the nasal cavity may be completely blocked. 3, headache: chronic purulent sinusitis can have obvious headache, often manifested as a dull pain or head heaviness, heavy during the day, light at night. 4, due to the flow of pus into the pharynx and long-term breathing with the mouth, often accompanied by chronic pharyngitis symptoms, such as phlegm, foreign body sensation or throat pain. If it affects the eustachian tube, there can also be tinnitus, deafness and other symptoms. Second, what are the hazards of sinusitis? 1, sinusitis can cause headache, dizziness, insomnia, forgetfulness, distraction, poor memory, easy to lose temper, gradually become sleepy and indifferent and inattentive, etc., students’ academic performance gradually decline, the quality of life is significantly reduced. Severe cases will affect the physical and mental health, change a person’s personality, originally cheerful become introverted and depressed. 2, sinusitis is not cured for a long time, can become a lesion, inflammation spread to the surrounding organs, causing otitis media, pharyngitis, tonsillitis, etc.; 3, sinusitis may also affect the function of the lungs, trachea and other lower respiratory tract, and even affect the head melon, eyes and other peripheral organs. Three, sinusitis should be how to treat? 1, the first choice of drug treatment, such as oral antibiotics, antihistamines, local application of steroid hormones, etc., if the regular drug treatment, but still no significant improvement, you can consider surgery. At this time, it is best to come to the hospital and perform coronal CT of the sinuses to clarify the severity of sinusitis. 2. The fundamental starting point of functional sinus endoscopic surgery is to completely remove irreversible lesions, correct anatomical abnormalities of the nasal cavity and sinuses, unblock the sinus orifice and nasal tract complex, and reconstruct the ventilation and drainage of the nasal cavity and sinuses. To help patients enhance their understanding of this surgery, we have an image and easy to understand analogy: a ditch is blocked by a stone, and over time, it becomes smelly inside and turns into a foul ditch (sinusitis formation). The purpose of our surgery is to remove the stone, so that the pus inside the gutter out, and then constantly flush, slowly, the gutter is open again, sinusitis is treated. Preventive health care 1, strengthen physical exercise, strengthen the nutrition of physical fitness, it is not easy to catch a cold. 2, to avoid colds, such as a cold, to timely treatment.