This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'Regarding cystic disease of breast which one is true - \nSelect and explain. \nA. Common in 25 years of age, B. Excision is the treatment, C. may turn into malignant, D. Aspiration is the treatment', 'role': 'user'}, {'content': 'Answer: D \nExplanation: • Occur most commonly in the last decade of reproductive life\xa0as a result of a non-integrated involution of stroma and epithelium.\nClinical Features\n• Often multiple, may be bilateral\xa0and can mimic malignancy.\n• Typically present suddenly and cause great alarm; prompt diagnosis and drainage provides immediate relief.\nDiagnosis\n• Diagnosis can be conﬁrmed by aspiration and/or ultrasound.\nTreatment\n• Aspiration for Solitary cyst: If they resolve completely, and if the ﬂ uid is not blood-stained, no further treatment is required (30% will recur and require reaspiration)\xa0\n• Core biopsy or local excision: If there is a residual lump or if the ﬂ uid is blood-stained, for histological diagnosis (exclude cystadenocarcinoma, which is more common in elderly women)', 'role': 'assistant'}]