Ukususela ngoJulayi 2016, i-BAC (i-Bronchioloalveolar carcinoma) iyigama elingasetyenziswanga kodwa lisetyenziswe phakathi ko-2004 no-2011 ukucacisa i-subtype ethile ye-lung adenocarcinoma. Oko kwathiwa, ezinye i-oncologists zisasebenzisa eli gama, ngoko imbali kunye neempawu zento eye yahlulwa njengeBAC iya kuchazwa apha.
I-BAC, xa ihlelwe phantsi kwesi sihloko, ngamanye amaxesha ibizwa ngokuba "yimfihlakalo" umhlaza wamaphaphu.
Ukunika ingxelo kwi- 2 ukuya kwi-14 ekhulwini yazo zonke i-cancer cancers, ngaphantsi kwaziwa malunga nale hlobo lomhlaza ngaphezu kwamanye amancinci angamancinci amancinci wamaphaphu .
Sibanzi
Njengoko kuphawuliwe ngasentla, i-BAC sele ihlaziywa phantsi kwesihloko se-lung adenocarcinomas , kodwa ukususela ngeli gama ngamanye amaxesha kusetyenziswa ngamagqirha, kuya kuchazwa kwimeko. Kuloluhlu olutsha, i- BAC ingathunyelwa ngokuthi "i-adenocarcinoma ephezulu" esekelwe kumzekelo wokukhula wesisu. I-BAC ikhula kwiiseli ezincinci kwiibhasi zomoya ezincinane ( alveoli ) kwimimandla engaphandle yemiphunga. Isasazeka kunye nesikhomba esahlukanisa i-alveoli okanye nge-airways. Ngokungafani nezinye iimpawu zomhlaza womphunga odla ngokusasazeka kwimida yemiphunga ( pleura ) nakweminye imimandla yomzimba, i-BAC isasazeka ngokuyinhloko kwimiphunga. Ingabonakala njengendawo enye kwindawo yompompo, okanye njengamabala ahlakazekile kuyo yonke imiphunga.
Kukho iintlobo ezimbini eziphambili ze-BAC: i-BAC engekho ye-mucinous ixhaphake kwaye ifunyenwe rhoqo kubashushu, kwaye i-mucinous BAC, engaqhelekanga kwaye ifumaneka rhoqo kubantu abangabhemi.
Ihluke Kanjani Kwezinye Iingqungquthela Zomdlavuza?
I-BAC inokuchaphazela abantu abangabhemi, abafazi kunye nama-Asiya (ikakhulukazi aseMpuma ase-Asiya) kunezinye iintlobo zomhlaza wemiphunga.
Isiganeko saso sibonakala sanda, ingakumbi phakathi kwabasetyhini abangabhiyiyo.
Iimpawu
Izibonakaliso ze-BAC zifana neempawu ezibonwayo kunye nezinye i-cancer , kwaye zibandakanya ukukhwehlela okuqhubekayo , ukukhwehlela igazi (hemoptysis), kunye nentlungu yesifuba. Kodwa uye wabizwa ngokuthi "u-masquerader." Akuqhelekanga ukuba i-BAC iphosakele nge-pneumonia okanye ezinye izifo zamaphaphu ngaphambi kokufunyanwa.
Ukuxilongwa
Ukuxilongwa kwe-BAC kufana nokuxilongwa kwezinye iisomdlavuza zeemiphunga , kunye neminye embalwa. Ukuxilongwa kwe-BAC kudinga isampuli yamathambo, kwaye i-biopsy yokufuna i-needle efanelekileyo ifumaneka ukuxilongwa malunga nesiqingatha sexesha. Ngokungafani namanye amachiza emiphunga, apho i- PET yokuhlola iyanceda ngaphezu kwendlela yokuhlola i-CT ekuqaliseni apho umhlaza uphakathi khona, i-PET i-scans ayithembeki kangako. Isiteji (izigaba 1 ukuya ku-4 okanye i-TNM stage) kufana nesigxina kwezinye iindlela zomhlaza wemiphunga .
Unyango
Uphando luyonyango olukhethiweyo lwe-BAC, kwaye xa isisu esisodwa singasuswa, kukho ithuba elihle lokuba liza kunyangwa. Kubonakala ingacinanga kwi- chemotherapy yendabuko, kwaye kukho impikiswano malunga nokuba ingekho i-chemotherapy ene-adjuvant (i-chemotherapy enikwe kunye kunye nokuhlinzwa) kufuneka isetyenziswe ngokuhlinzwa.
I-BAC ibonakala iyabonakala ngakumbi kwiindlela zokwelapha ezithandwayo , ezonyango ezijoliswe ekujoliseni ukutshintshwa kwezinto ezithile kwi-tumor. Abantu abanolu hlobo lomhlaza wemiphunga kufuneka babe novavanyo lwemizimba (ukufayilila kwimileksi) eyenziwe kwi-tumor yabo . Kukho iipilisi ezivunyiweyo zeengcingo zamaphaphu ezinokuguqulwa kwe-EGFR , ukulungiswa kwe-ALK kunye ne- ROS1 zokulungiswa kwakhona , kunye nemichiza isetyenziswe kwizilingo zekliniki kulabo abanezinye iinguqu zofuzo kwiimvumi zabo.
Ukuguqulwa kwamalunga kubhekwe njengonyango olongezelelweyo, kwaye ukuba umhlaza awuyi kuphinda uphumelele emaphaphu, utshiye elinye ithuba lokuphila ixesha elide.
Prognosis
Ngokuqhelekileyo, izinga lokusinda libhetele kangcono kwi-BAC kunezinye iifom ze-cell non-small cell cancer, ikakhulukazi xa ibanjwe kusasa kunye ne-tumor kuphela kuphela. Kwisifundo esithile, abo bafumaniswe ukuba bane-BAC kwaye babe neengcambu ezingaphantsi kwama-3 centimitha ububanzi, babenomlinganiselo weminyaka emihlanu wokusinda kweepesenti ezili-100 kunye nokuhlinzwa. Ngezigaba ezilandelayo zesantya sokusinda kwesifo ziyahluka kakhulu, kuxhomekeke kwizinto ezinjengezondo ezihlukeneyo kwi-lobe efanayo, ukubandakanyeka kwe-lymph node, kunye nokusabalalisa okukude kwe-tumor.
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