Rhinitis is a reaction that happens in the eyes, nose, and throat when allergens in the air trigger the release of histamine in the body. Histamine causes itching, swelling, and fluid to build up in the fragile linings of nasal passages, sinuses, and eyelids.
Chronic rhinitis occurs when there's long-term inflammation in the lining of your nose. Learn about causes and treatment.
Rhinitis is commonly caused by a viral or bacterial infection, including the common cold, which is caused by Rhinoviruses, Coronaviruses, and influenza viruses, others caused by adenoviruses, human parainfluenza viruses, human respiratory syncytial virus, enteroviruses other than rhinoviruses, metapneumovirus, and measles virus, or bacterial sinusitis, which is commonly caused by Streptococcus ...
Allergic rhinitis, also called hay fever, is an allergic reaction that causes sneezing, congestion, itchy nose and watery eyes. Pollen, pet dander, mold and insects can lead to hay fever symptoms.
Nonallergic rhinitis symptoms often come and go year-round. Your symptoms might include: Stuffy or runny nose. Sneezing. Mucus in the throat. Cough. Nonallergic rhinitis most often doesn't cause an itchy nose, eyes or throat. That symptom is linked with allergies such as hay fever.
Rhinitis is inflammation and swelling of the mucous membrane of the nose, characterized by a runny nose and stuffiness and usually caused by the common cold or a seasonal allergy.
Rhinitis - Ear, Nose, and Throat Disorders - MSD Manual Consumer Version
Allergic rhinitis Allergic rhinitis is where your nose gets irritated by something you're allergic to, such as pollen, causing sneezing and other symptoms. For most people it's easy to treat with medicines from a pharmacist.