Diagnostic imaging of salivary glands: a review

Salivary glands are the first organs of digestion secreting their digestive juices into the oral cavity. Parotid, submandibular, and sublingual glands are the major paired salivary glands in the decreasing order of their size. The imaging is directed to the major salivary glands. Although a lot of refinement of the older techniques and advancement in terms of newer techniques have happened in this field of imaging studies, but it is always better to learn and understand each and every technique available for this special group of disorders. This article provides an overview of various diagnostic techniques available.