Plunging ranula is ?
Plunging ranula:
• Extravasation cyst of sublingual salivary gland
• Cause: trauma or obstruction of duct/glandular tissue
• The cyts plunges into the submandibular region by dissecting between the fascial planes and the fllor mouth (mylohoid)
Cystic growth of sublingual gland
Lymph node
A tumor in floor of mouth
None