超声对乳腺恶性肿瘤的诊断精选课件.ppt
关于超声对乳腺恶性关于超声对乳腺恶性肿瘤的诊断肿瘤的诊断第一页，本课件共有28页Ultrasonic Diagnosis of Breast Malignant Tumors乳腺恶性肿瘤的超声诊断乳腺恶性肿瘤的超声诊断昆明医学院附属昆华医院昆明医学院附属昆华医院超声科超声科 尹欣尹欣第二页，本课件共有28页vBreastcanceristhefirstleadingcauseofdeathforwomenallovertheworld.vIntheUnitedStatesmorethan8%womenwillsufferthisdiseaseduringtheirlifetime.第三页，本课件共有28页Sonographically,thebreastisdividedintothreelayersbetweentheskinandthechestwall.在声像图中，从皮肤至胸壁可将乳腺组织可分为在声像图中，从皮肤至胸壁可将乳腺组织可分为3层。层。Theselayersinclude:vSubcutaneouslayer皮下组织层皮下组织层vMammarylayer腺体层腺体层vRetromammarylayer乳腺后层乳腺后层Anatomy of the Breast 乳腺的解剖乳腺的解剖第四页，本课件共有28页Subcutaneous layerSubcutaneous layerMammary layerMammary layerRetromammary Retromammary layerlayer Subcutaneous layer Retromammary layer composed of Fat and Connective tissue第五页，本课件共有28页Parenchymal Patterns Theappearanceoftheglandularelementsofthebreastvaryremarkablyfromwomantowomanandvarywithinthesamewomandependingonherstageinlife.女性乳腺的图像在个体间有很女性乳腺的图像在个体间有很大的差异性，即使是同一人在大的差异性，即使是同一人在不同阶段乳腺的图像也不同不同阶段乳腺的图像也不同第六页，本课件共有28页YoungFemaleFibrous 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第七页，本课件共有28页PregnantFemale The breast proliferate remarkably in both density and volume 妊娠期女性乳腺显著增生第八页，本课件共有28页ElderFemaleThe breast tissue becomes progressively replaced with fat老年期乳腺逐渐脂肪化第九页，本课件共有28页HowtoScanThebreastisdividedintofourquadrant:UpperOuterQuadrant(UOQ),UpperInnerQuadrant(UIQ),LowerOuterQuadrant(LOQ),LowerInnerQuadrant(LIQ),Checkthesefourquadrantinaclockwisedirectionandthenscannipple(乳头乳头)andoxter（腋下）（腋下）第十页，本课件共有28页SonographicCharacteristicsofBreast Malignant Tumors乳腺恶性肿块的超声表现乳腺恶性肿块的超声表现第十一页，本课件共有28页CancerCrab螃蟹螃蟹癌症巨蟹座第十二页，本课件共有28页CancervIrregular,spiculated,or angulated border 不规则不规则,毛刺状毛刺状,或成角的边界或成角的边界Crab螃蟹Cancroid 蟹足状的第十三页，本课件共有28页CancerBreast cancer with Irregular border边界不规则的乳腺癌第十四页，本课件共有28页BreastCancervMicrocalcifications微钙化点微钙化点Small,hyperechoic spots without acoustic shadowing细小，高回声的光点，不伴后方声影细小，高回声的光点，不伴后方声影第十五页，本课件共有28页BenignCalcificationEggshellCalcification蛋壳样钙化蛋壳样钙化第十六页，本课件共有28页Company LogoCharacteristicsofMalignantCalcifications1.Concentratedinonearea,usuallyinthetumor.2.Microcalcifications,1mm.3.Over5microcalcificationsin1cm1.集中于一处，多位于肿块内。集中于一处，多位于肿块内。2.细小钙化，细小钙化，1乳腺超声诊断乳腺超声诊断第十八页，本课件共有28页vParallel wider than tall long axis parallel to skinvNOT parallel taller than wide long axis perpendicular to skin 第十九页，本课件共有28页TallerthanwidevThegrowthofmalignanttumorsareofteninfiltratesurroundingstructuresandresultingtheaspectratiois1恶性肿瘤的生长常常浸润正常结构而导致前后径增大，故纵横比常恶性肿瘤的生长常常浸润正常结构而导致前后径增大，故纵横比常1。第二十页，本课件共有28页CancervAbundantinbloodflowsignals血流信号丰富血流信号丰富第二十一页，本课件共有28页Benigntumorwithrichbloodflowsignals管中窥豹只一斑，叶落难断已秋天。管中窥豹只一斑，叶落难断已秋天。是峰是岭横侧看，超脱物外也非仙！是峰是岭横侧看，超脱物外也非仙！第二十二页，本课件共有28页Characteristics of Benign TumorsvOvalorround圆形或卵圆形圆形或卵圆形vSmooth,sharpborder边界光滑，清楚边界光滑，清楚vUniformechogenicity回声均匀回声均匀vWiderthantall纵横比纵横比1Fibroadenoma纤维腺瘤纤维腺瘤 第二十三页，本课件共有28页Benign or Malignant？第二十四页，本课件共有28页Company LogoCase 1vIrregularbordervMicrocalcificationsvAbundantinbloodflowsignalsMalignant第二十五页，本课件共有28页Case2vOvalvSmooth,sharpbordervBloodflowsignalsarenotrichBenign第二十六页，本课件共有28页Company LogoPreviewSonographicCharacteristicsof Thyroid Malignant Tumors 预习：预习：甲状腺恶性肿块的超声表现甲状腺恶性肿块的超声表现第二十七页，本课件共有28页感感谢谢大大家家观观看看第二十八页，本课件共有28页
