Plunging ranula is ?: (A) Cystic growth of sublingual gland, (B) Lymph node, (C) A tumor in floor of mouth, (D) None
Answer is A. 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)