Igama elithi mammary lihlobana namabele, ikakhulukazi, izilonda zobisi ezibelethweni. Igama lezilwane ezifuywayo livela egameni le-mammary futhi lisetshenziselwa ukukhombisa izilwane ezondla izingane zabo ngezinhlayiya zobisi zobeletha (izinkomo zinezitho zofuzo ezincane.)
Ngamanye amazwi, izigulane zamantombazane ezincane ziyizifuba. Amanye amagama asebenzisa i-mammary achaza izakhi ezitholakala ngaphakathi kwezigulane zamabele noma amabele.
Isibonelo, i-term mammary duct ectasia izobhekisela enkambeni eyenzeka emgodini webele, kulokhu, umgwaqo wobisi ohlanjululwe futhi ovinjiwe.
Incazelo yezinhlamvu ze-Epithelial
Amaseli e-Epithelial achazwa njengamaseli noma izicubu ze-epithelium - ungqimba oluncane lwezincubu ezihlanganisa noma lubekwe phansi kwamatayipi noma izikhala emzimbeni. Lapho amangqamuzana e-epithelial eba yingozi (eba umdlavuza) enza ama-tumor okuthiwa yi-carcinomas. Cishe amaphesenti angu-80 emdlavuza emzimbeni womuntu yi-carcinomas.
Ukuyibeka Ndawonye
Ukubeka izincazelo ndawonye, amaseli we-mammary epithelial amangqamuzana angqimba elincanyana lamathisayi agqoke futhi agxile emaceleni ebisi ebilweni. Kunezinhlayiya eziningi ngaphakathi kwe-lobule ngayinye eguqulwa ezintweni ezingu-15 kuya kwezingu-20 zesifuba endleleni eya ezingxenyeni ze-ingono. Kunezinhlobo ezikhethekile zalezi maseli we-mammary epithelial. Amangqamuzana e-epithelial e-myoepithelial and luminal amabili ayenzeka emathangeni obisi (bheka umfanekiso).
Okubalulekile
Esithombeni, ungabona ukuthi amangqamuzana amancane ase-epithelial afaka kanjani amathanga ebisi. Inkinga ivela lapho la maseli "engafi" futhi akhule ngaphandle kokuyeka. Isinyathelo sokuqala sokuguqulwa komdlavuza kubizwa ngokuthi i- ductal carcinoma in situ yesifuba (noma i-DCIS,) isimo lapho umdlavuza ulinganiselwe khona ngaphakathi kwenduku futhi awusakazeki kumathiski azungezile.
Kuleli qophelo, amangqamuzana awazange asakaze ngaphesheya kwesigqebhezana sangaphansi futhi kubhekwa "ngaphambi komdlavuza."
I-DCIS ayithuthuki njalo emdlalweni, kodwa ngeshwa, kwenzeka kaningi.
Uma lawa maseli engavamile ewela embhedeni wangaphansi - futhi ehlasela noma engenele kwezinye izicubu - isimo sibizwa ngokuthi umdlavuza webele we-intraductal invasive - uhlobo oluvame kakhulu lomdlavuza webele.
Igama lokubiza: e-pu-THEE-lee-al
Futhi eyaziwa ngokuthi: Amaseli e-epithelial amancane, amaseli we-breast epithelial
Izibonelo: Amaseli we-epithelial amancane afaka ama-ducts ne-lobes esifubeni sakho, futhi lawa maseli akhiqiza ubisi lwebele. Amaningi emdlavuza wesifuba avela kumaseli e-epithelial.
Imithombo:
Dimri, G., Band, H., noV. Band. I-Mammary epithelial cell transformation Ucwaningo lweCanscer Breast . 2005. 7: 171-179.
I-National Cancer Institute. Ama-Module Wokuqeqesha ama-SEER. I-Breast Anatomy. Ifinyelele ngo 01/27/16. http://training.seer.cancer.gov/breast/anatomy/