乳腺结节是一种症状，常见于乳腺增生（可形成乳腺囊肿）及乳腺肿瘤性疾病，包括乳腺良性肿瘤（如乳腺纤维瘤、分叶状肿瘤等）以及乳腺恶性肿瘤（乳腺癌）。
她介绍到您的办公室2年以前，因为她发现一种新的乳腺癌结节。
She presented to your office 2 years ago because she noticed a new breast nodule.
结果乳腺癌的CT表现为不规则肿块或结节状影，有分叶，边缘放射状毛刺；
Results The appearances of breast cancer in CT were irregular mass or nodosity with lobular and spiculate boundary, distorted glands and higher density than normal glands.
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