Chronic sinusitis occurs when acute sinusitis is not fully treated, and its symptoms have similarities to acute sinusitis. 1. Pus. The nasal discharge of people suffering from chronic sinusitis is pus-like, sticky, and the amount can be more or less. The nose needs to be blown clean often, otherwise it will flow back to the pharynx, which will make the pharynx suffer from discomfort, and will have the symptoms of chronic pharyngitis, affecting other organs, after all, the five senses are connected, and the ears will also cause discomfort, with tinnitus and other symptoms. 2. Nasal congestion. Nasal congestion has a light and heavy, can only breathe through the mouth, very painful, which is caused by inflammation and swelling of the nasal mucosa, you need to treat the inflammation to not nasal congestion. Severe cases can go to the hospital to do nebulization to reduce the pain. 3.Headache. Blowing the nose too often can lead to a heavy feeling in the head or local pain. Frequent headaches can make the spirit unhappy, the body very easily tired, and the quality of sleep will be very bad. Frequent headaches can affect daily life and work. Chronic sinusitis actually affects daily life and can leave the patient in a state of poor mental health or even difficulty. Acute sinusitis should be dealt with and treated and cured, otherwise it is painful to develop chronic sinusitis.