Patients with white pus nasal mucus may be caused by acute rhinitis, chronic simple rhinitis, sinusitis and other reasons. 1. Acute rhinitis: acute rhinitis late nasal congestion gradually aggravated, nasal discharge increased, at first watery, and then viscous thick slugs, can be manifested in the nose can not pass the phenomenon of white thick nasal discharge. 2. Chronic simple rhinitis: chronic inflammation of the nasal cavity with swelling of the nasal mucosa and increased secretion as the main symptoms. Examination of the mucous membrane of the inferior turbinate can be seen swelling, the bottom of the nose, the lower nasal tract or the total nasal tract, there is a sticky mucus nasal mucus gathered. 3. Sinusitis: Sinusitis is relieved by infection control after treatment, and the nasal mucus can be changed from yellow-green pus nasal mucus to white pus nasal mucus, and at the same time, there is nasal congestion and discomfort. If your nose is not clear and you have white pus, it is recommended that you visit a hospital to get a clear diagnosis and treatment.