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(A) Computed tomography scan (axial aspect) revealing a mineralized tissue with heterogeneous density and dimensions of 3.0 x 1.0 cm, approximately. (B) Three-dimensional image of the sialolith and the mandible.
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To further investigate the case, imaging exams were requested (Fig. 1A).
(A) The fragmented stone is seen on the left. On the right side, there is a tissue corresponding to the salivary cyst. (B) Histological section of the cyst showing oncocytic epithelium compatible with ductal epithelium (hematoxylin and eosin stain, 400x).
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A true salivary gland cyst was removed in association with the calculus (Fig. 2).
Ultrasound showing the catheter inside the salivary gland duct.
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Two days after the surgery, an ultrasound showed that the catheter was inside the submandibular gland duct (Fig. 3).
The catheter and the sutures are in the correct surgical placement.
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After milking of the gland, the presence of crystalline liquid flowing from within the tube was noted (Fig. 4).