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[单选题]
女,48岁。右乳房包块6个月。乳房无不适。查体:双肺呼吸音清,未闻及干湿啰音,心律齐,腹软,无压痛。右乳房外上象限可触及3cm×2cm包块,质硬,不光滑,活动,无压痛,右腋窝触及3枚肿大质硬淋巴结,可推动。乳腺钼靶摄片示右乳房2.5cm×2.0cm高密度影,周边有毛刺,中央有细沙样钙化点。ECT提示全身其他部位未见癌。该患者考虑为乳腺癌,其TNM分期为()
A.T2N1M0
B.T2N2M0
C.T1N1M0
D.T3N1M0
E.T3N2M0
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A、T2N1M0
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