Two cases of salivary calculus in parotid gland duct were reported.Morphological observation on salivary calculi was carried out on the scanning electron microscope (SEM) and X-ray microanalyzer in case No.2.
These results of SEM findings were consistent with those of many investigators.The Xray microanalysis showed the salivary calculi contained chemical elements such as Ca and Pions.
The results of the present study were discussed together with the literature.
