Salivary Secretion and Its Role as Diagnostic Fluid

Saliva, as a diagnostic fluid, provides various advantages over serum as it can be collected non-invasively by individuals with minimal training. Furthermore, salivary diagnosis may also prove to a cost-effective approach for the screening of large number of animals. It can also serve as the main diagnostic fluid for diseases related to salivary glands as well as buccal cavity of the animal. Besides diseases, saliva may also help in detecting the pregnancy or hormonal changes in animals.