This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Breast, Subject name: Surgery
[{'content': "Mondor's disease is: \nSelect and explain. \nA. Thrombophlebitis of the superficial veins of breast, B. Carcinoma of the breast, C. Premalignant condition of the breast, D. Filariasis of the breast", 'role': 'user'}, {'content': "Answer: A \nExplanation: Mondor's disease is thrombophlebitis of the superficial veins of the breast and anterior chest wall, although it may also occur in the arm. Frequently involved veins: Lateral thoracic vein, thoracoepigastric vein, superficial epigastric vein. Benign, self-limited disorder. TREATMENT NSAIDs & application of warm compresses", 'role': 'assistant'}]