Ultrasound image of<unk>  Stone resulting in inflammation and dilation of the duct Diagnosis is usually made by characteristic history and physical examination. Diagnosis can be confirmed by x-ray (80% of salivary gland calculi are visible on x-ray), by sialogram, or by ultrasound.
Sialolithiasis
Goa stone
Pulp stone
Hepatolithiasis
Gallstone
Porcelain gallbladder
Common bile duct stone
Biliary pseudolithiasis