The National Library of Medicine (National Institutes of Health) public database search engine. Extensive citations and information.

A large amount of information and articles regarding sinusitis and treatment. Features a physician locator, email newsletter, and discussion forums.

Allergy and sinus specialists located in South Dakota, Iowa and Nebraska.

Sinusitis and rhinology information from sinus specialist Vijay K. Anand, M.D.

With an illustration of the sinuses, a brief description, and treatment.

Information for sinus, allergy and asthma sufferers.

Physician's website provides comprehensive information on this common ailment. With sections on the related topics of allergy and asthma.

Concise factsheet explaining the causes, symptoms and treatment of sinus drainage.

Concise factsheet explaining the causes, symptoms and treatment of this condition.

Information and resources on symptoms, treatments and organizations regarding sinusitis.

Provides information on sinus irrigation to treat sinus problems.

Offers information on anatomy, causes, symptoms and treatments.

An overview of the causes, risk factors, and symptoms.

Professional overview discusses the physiology of nasal congestion and how decongestant medications work. Recommends using decongestants to treat sinus symptoms and reduce antibiotic use. [Requires free registration.]

Information about sinusitis and treating it with this special nebulizer for delivering medication to the sinuses.

Offers information about several nose and sinus problems, including anatomy.

Information on the causes, symptoms, and treatment of sinus infections.

Articles provide general background on this condition, with particular emphasis on HIV/AIDS patients.

Physician provides information about common paranasal sinus disorders, their diagnosis, and a treatment he offers.

Links to news articles on sinus infections, letters from sufferers, and other resources.