乳腺解剖82534ppt课件

乳房是包括乳房、纤维组织、脂肪组织在内的皮下结构。给皮肤盖上乳晕和乳头。Adiposetissue(fat)脂肪、牛乳头、Areola乳晕、乳腺Milkglands、结缔组织Fibroustissue、Theportionofthebreakstthat extendstowardorintortheunderraxillaislrefrredoastheaxillarytailoftthebreath。乳房延伸到腋窝部分，称为腋尾。axillary tail，有一层结合组织，称为乳腺筋膜。乳房位于胸部的前表面，由下肋骨和肌肉支撑。乳房下方是小胸肌。小胸肌，位置更深的肌肉。胸侧和后部宽阔的胸肌。alayerofconnectiveissuecalledhesuperficial fasciaofthebreakstsurroundstheparetymaofthebreaks . thebreakstliesontheanteriorsurfa ceefa，Thepetoralismajorandomuscolor areboth surroundedbyalayeroffasciareferredoasdeefascia . thesuperficialperiallayerofthedeep deep pffsspecifically，thissituationmayoccurifacancergrowsromthebreakstintotheselayers。胸肌和胸肌包裹在深筋膜中。胸大肌深筋膜的表面接触到包裹乳房的浅筋膜的深处。thearterialblookupplytothebreactorinatesfrombranchesoftheaxillary，internalthoracicandsubclavianarteries . thevenousdrains乳房血来自腋窝，胸部，锁骨下动脉。胸、腋窝和肋间静脉的静脉引流。lymphisafluidthat filtersbetweenthecksoftissueandthendrainfinitoitsownpoftransportchannels . lymphfluidmaycarryinfectousorganing淋巴是组织间过滤的液体，流入自己的运输通道。淋巴液是感染性有机物，毒素和癌细胞。运送淋巴液的通道称为淋巴管。这个淋巴管通常在组织周围流动，连接血管。小淋巴管流入大淋巴管，最后所有的淋巴液都流入胸部的某个大血管。淋巴管中有一种叫淋巴腺或淋巴结的软组织。这个淋巴结过滤淋巴液中的有害物质，就像过滤器一样。themajorityofthelymphaticfluidfromabreadstrainstrainstora . theaxillaisthinboth lymphatichannelsandlymphnodes . asmallportionofphnodes乳房的大部分淋巴液流入腋窝淋巴结。腋窝富含淋巴管和淋巴结。小部分乳房下侧淋巴液是引流到胸部血管的淋巴系统。，for convention heaxillarylymphnodesarediedintthrougeegroups :1。petoral orlevel 1(inferiortoperalisminorattachment)第一个淋巴结(胸部以下)，2 .central orlevel 2(posteriortoperalisminorattachment)第二个淋巴结(胸肌后)，3 .apicacalorlevel 3(superiortoperalisminorattachment)第三个淋巴结(胸肌上方)，Itisbelievedthatthematomajorityofthelymphdrainafromthebreaktowardtheaxillatravelstothelevel 1 axillarynodesthentothelevel 2 axis大多数乳房的腋窝淋巴引流通常被认为是从第一站到第二站，到第三站。theglandsoftheightrearrangdingcollectionscalledlobules . thesecretionsoftheglandsofeachlobuldrainintuborecalledalobularduct与小叶汗腺的分泌物结合，叶管，Lobule，Lobularduct，manylobulstogetherformalobeofthebreaks . theducthatcarriesthesecretionsfromallthelobulinaloisreferredoasalobarduct .许多小叶收敛为奶叶、Lobarduct、lactiferoussinus (ampulla)、lobe、A breakst contains 15-18 lobesandtherefore 15-18 lobar ducts . thelobarductarealsoreferredoaslectiferousduts . earchlactiferouts也称为乳管。每个油井管在乳头上都有开口。在乳头深度，每个油井管膨胀的部位，壶嘴。lobularduct、lobarduct (lactiferousduct)、lobule、ampulla、nipple、overtime、Duetotorssentistpoorlyundstand、thecellsinotlobulesandductmayundorhanges . somefthesechangesincreasoneawoman有些变化会增加女性患乳腺癌的风险。有些变化本身就是癌症。要了解这些变化，我们来看看乳房的剖面。inanormalducthecellslinigtheductbeoneportwolayersthick . thesecellswimilaseaseandshape。正常的牛奶管有1-2层细胞。这些细胞大小和形状相似。insome women、extrcellswillwintheduct . thelatintermforexcesshyperandthetermforgrowthisplasa、soacoonditionwithsexcegrooks这叫增殖，这叫油管增殖。乳管增殖，sometetimestheexcegrowthwithoutheductclusternedmurrormaloratypicalcells . thisconditionisreferredatypicalductalhyperplaiaorads这个细胞增加了女性乳腺癌的风险。个别地说，这些非典型细胞类似于癌细胞。非结构化增生，iftherearemyatypicalcellstheentireductmaybefilledwittheseabnormal，Atypical cells . thisconditionisactuallybreasontcancer . IIFthis is incoorrect，Thissiindeedalocalibreatcancer。如果牛奶管内有很多非典型细胞，直到整个牛奶管充满异常异常的细胞。这实际上是早期乳腺癌。称为乳房内原发癌。，乳管内原发癌DCIS。ifdcissnottreatethecancerlswilleventuallybreakoutoftheductatusdethedethebreaksttissue。thisisarefrredoasinvasiveductcarcinoma。原发性癌症如果不治疗，癌细胞最终会穿透乳管侵犯乳组织。