This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Specific Cytogenetic Disorders, Subject name: Pathology
[{'content': 'Which of the following vascular lesions can be seen commonly in Turner syndrome ? \nSelect and explain. \nA. Nevus flammeus, B. Cavernous lymphangioma, C. Pyogenic granuloma, D. Capillary hemangioma', 'role': 'user'}, {'content': "Answer: B \nExplanation: Cavernous Lymphangioma: Large,diffuse, poorly defined, fluctuant, soft tissue mass . Found in neck/axilla of children, retroperitoneum (rare) May cause gross deformities of neck, or may fill the axilla. Cavernous lymphangioma of neck can be commonly found in in Turner's syndrome Features : Lesions are composed of dilated lymphatic spaces lined by endothelial cells and separated by intervening connective tissue stroma containing lymphoid aggregates. the tumor margins are indistinct and non-capsulated.", 'role': 'assistant'}]