文档介绍：超声对乳腺恶性肿瘤的诊断
第一页，共26页
The earlier a tumor is identified, the better chance for cure
阿桑，台湾女歌手，因罹患乳癌
于2009病逝，年仅34岁。
第二页，共26页
Ultrasonic Diagnosis of Breast Malignant Tumors 乳腺恶性肿瘤的超声诊断
昆明医学院附属昆华医院 超声科 尹欣
第三页，共26页
Breast cancer is the first leading cause of death for women all over the world.
In the United States more than 8% women will suffer this disease during their life time.
第四页，共26页
Sonographically, the breast is divided into three layers between the skin and the chest wall. 在声像图中，从皮肤至胸壁可将乳腺组织可分为3层。
These layers include :
Subcutaneous layer 皮下组织层
Mammary layer 腺体层
Retromammary layer 乳腺后层
Anatomy of the Breast
乳腺的解剖
第五页，共26页
Subcutaneous layer
Mammary layer
Retromammary layer
Subcutaneous layer Retromammary layer
composed of
Fat and Connective tissue
第六页，共26页
Parenchymal Patterns
The appearance of the glandular elements of the breast vary remarkably from woman to woman and vary within the same woman
depending on her
stage in life.
女性乳腺的图像在个体间有很
大的差异性，即使是同一人在
不同阶段乳腺的图像也不同
第七页，共26页
Young Female
Fibrous elements predominate and reflects a dense echogenic of tissue
青春期女性乳腺纤维组织较多因而腺体回声细密
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Pregnant Female
The breast proliferate remarkably in both density and volume
妊娠期女性乳腺显著增生
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Elder Female
The breast tissue becomes progressively replaced with fat
老年期乳腺逐渐脂肪化
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