Submandibular sialolithiasis (ultrasound)
Pain and swelling at the right mandibular angle.
Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
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Compact stone with acoustic shadowing in the dilated submandibular duct.
A longitudinal ultrasound section through the right submandibular gland and duct showed an obstructing stone.