Xerostomia. Diagnosis and management in dental practice.

Xerostomia is a subjective sensation of oral dryness. It is caused by many factors, among them, hypo/hyper salivation. This article covers the etiology, local and systemic factors related to dryness of the mouth, its diagnosis, and clinical and at-home management of the syndrome. It also reviews the role of dental hygiene intervention to improve and promote the patient's quality of life. It is hoped this review will help dental health care providers better respond to patients afflicted with xerostomia.