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  Indian J Med Microbiol
 

Figure 1: Conventional sialogram showing an oval-shaped filling defect (due to calculus) obstructing almost the entire lumen of the left Wharton's duct. The Wharton's duct is dilated proximal to the obstruction (original image)

Figure 1: Conventional sialogram showing an oval-shaped filling defect (due to calculus) obstructing almost the entire lumen of the left Wharton's duct. The Wharton's duct is dilated proximal to the obstruction (original image)