Most common site of salivary gland stones is -

Ans. is 'a' i.e., Submandibualr gland "Eighty percent of all salivary stones occur in the submandibular glands because their secretions are highly viscous. "- Bailey and Love 25/eo Eighty percent of submandibular stones are radio-opaque and can be identified on plain radiographs. In contrast parotid stones are usually radiolucent and rarely visible on plain radiography.