[Xerostomia, hyposialia, sicca syndrome--quantitative disturbances of the salivary flow rate]. / Xerostomie, hyposialie, sicca syndrom--kvantitativní poruchy salivace.

Diseases of salivary glands may be associated with salivary flow rate disturbances. Production of the saliva is evaluated by sialometric tests. The stress is putted on salivary flow rate disturbances in Sjögren's syndrome, drug-induced and postirradiative sialopathy, and diabetes mellitus. The possibility of the stimulation and substitution of the saliva is discussed.