Nasal mucus is particularly sticky, which can be seen in the recovery period of acute rhinitis, sinusitis or nasal lymphoma and other diseases. 1. Rhinitis: such as acute rhinitis, acute inflammation of the nasal mucosa caused by viral infection, early watery nasal mucus, nasal congestion, sneezing and other symptoms, the recovery period can be turned into mucous and thick mucus; secondary bacterial infection, the nasal mucus becomes mucus, mucopurulent or purulent. 2. Sinusitis: such as acute sinusitis, can be secondary to acute rhinitis or caused by sinus foreign body, hospital-acquired infection and other etiological factors, for the acute catarrhal inflammation or purulent inflammation of the mucosa of sinus, which causes nasal congestion and pus, and there is a large amount of purulent or mucopurulent nasal mucus in the nasal cavity, which is difficult to be blown out. 3. Nasal lymphoma: in the prodromal stage, it is manifested as common cold or sinusitis, with nasal congestion, watery or bloody secretion, and in the active stage, nasal congestion is aggravated, accompanied by pus and snot, which is often foul-smelling. The nasal mucus may be thicker and harder to blow out. If the nasal mucus is thick and sticky, or accompanied by other uncomfortable symptoms, you need to go to the hospital in time to see a doctor, after clarifying the cause of the disease, and then standardize the treatment to the cause and symptoms.