Swelling of the nose, clinically, is commonly caused by the following reasons: the first is the swelling outside the nose, which is more common because the hair follicles and sebaceous glands on the surface of the nose are infected due to infections and other triggers of inflammation and infection, leading to the swelling of the nose. Clinically, it can be manifested as nasal vestibulitis, or boils on the nose, and if some patients have rosacea and other diseases, it can also lead to swelling outside the nose when it develops to the middle or late stage. The second disease is seen in some acute rhinitis, acute sinusitis and other diseases, resulting in the localized infection of the nasal mucosa to appear the swelling of the nasal mucosa, which is manifested as the swelling of the entire nose. The third situation, some patients in the nasal cavity to grow things such as long nasal polyps, nasal lymphoma, or other tumors in the nasal cavity, the tumor in the nasal cavity expansion of growth, resulting in patients with swelling of the nose.