Imijelo yangaphakathi esetyenziselwa ikakhulu umdlavuza wesiqalo
I-Brachytherapy yindlela yokwelapha i-radiation esetyenziselwa ukunyanga iintlobo ezithile zomhlaza. Ibeka izicucu ezincinci zemithombo yomsakazo, ebizwa ngokuba yimbewu okanye iipelisi, kuyo nayiphi i-tumor okanye isigxobo sokucoca esishiywe emva kokuba isisu sisusiwe. Iipelisi ziqhelekileyo ubungakanani bebhokhwe yerayisi.
Kwimeko yesifo somhlaza wesifo se- prostate , i-brachytherapy inokuhanjiswa ngokufaka imbewu ngqo kwi-prostate okanye, ngokungaqhelekanga, ngokufakela inaliti ephezulu ye-dose ephazamisayo kwi-tumor eyasuswa emva koko.
I-Brachytherapy isebenza njani
I-Brachytherapy isebenza ngokuthintela iiseli zomhlaza ukuba ziphendule ngokunyanisekileyo. Ngokungafani neeseli eziqhelekileyo, ezinomlinganiselo wokuphindaphinda kunye nobude obungaphelelanga, iiseli zomhlaza zihlukanisa ngokungaqhelekanga kwaye "ngokungafiyo" (zithetha ukuba ziyakwazi ukuqhubeka ziphindaphinda zilawule kude ziphele).
Nangona iiseli eziqhelekileyo zingonakaliswa yimitha, zikwazi ukuzilungisa kwaye ziqhubeke ziphindaphinda ngokuqhelekileyo emva kokuba unyango luyekile. Iiseli zeCanscer azikwazi ukwenza njalo.
I-Brachytherapy Khetha kwiCrostate Cancer
Ngomdlavuza wesifo seprotate, ukuveliswa kwembewu ezinokusasaza ngokuqhelekileyo kunokudla ukubulala isisu okanye ukuyihlahlela kakhulu. Inkqubo isetyenziswa ngokuqhelekileyo kumadoda anomdlavuza ophantsi kunye nokukhula kancinci.
Imbewu, efakwe kwi-prostate, yenzelwe ukukhupha imisebe kwiiveki okanye kwiinyanga eziliqela, kuxhomekeke kubukhulu bomlinganiselo. Ukuba kukho umngcipheko wokuba umhlaza ungasasazeka ( imetastasize ), i- radiation yangaphandle isenokusetyenziswa.
I-brachytherapy ayinakusebenza kunye namadoda ane- prostate gland eyandisiweyo . Kwimeko enjalo, oogqirha bangaqala ngekhosi ye-hormone therapy ngaphambi kokuzama i-prostate ngaphambi kokuzama ukuguqula i-brachytherapy.
Kubantu abaphethe i-tumor ephezulu, i-brasytherapy ye-high-dose rate (HDR) inokubonelela ngokuhlasela okujoliswe ngakumbi kwi-tumor.
Kule nkqubo, i-catheter esithambileyo ifakwa kwi-prostate phakathi kwe-scrotum kunye ne-anus. Inaliti equlethe i-seed-high-dose ye-seedactive seed seeds is then placed within the catheter kwaye igcinwe khona imizuzu emihlanu ukuya kwe-15. Oku kuphindwaphindwe kathathu kwiintsuku ezimbini.
Nangona isetyenziswa ngokuqhelekileyo, i-HDR brachytherapy inokukwazi ukuhambisa i-radiation enamandla kwi-tumor ngeli xesha likhawuleza umonakalo kwiisisithi eziqhelekileyo.
Imiphumo emibi yeBrachytherapy
Amadoda ahlala kwi-brachytherapy yangexesha elide anokucetyiswa ukuba bahlale kude nabesifazane abakhulelweyo nabantwana abancinci kwiiveki okanye kwiinyanga eziliqela ukususela apho iipeliti ziza kuqhubeka zikhupha imitha. I-rayation isoloko isomelele ngokwaneleyo, enyanisweni, ukuba ithatyathwe yizixhobo zokubona isiza-moya kwisiqalo sokuqala.
Amadoda aphethwe yi-brachytherapy ukunyanga umdlavuza we-prostate angafumana imiphumo emibini. Phakathi kwabo:
- Ukungahambisani ne-Urinary yinto eqhelekileyo kwaye ngamanye amaxesha kunokuba nzima. Amanye amadoda, okwangoku, uya kuba nempembelelo eyahlukileyo, ukuchukumisa ngokuphindaphindiweyo ngenxa yokucaphukisa okuqhubekayo kwi-urethra. Uninzi lweengxaki zihlala zixazulula xa unyango lugqityiwe, nangona ngamanye amaxesha kuthatha inyanga.
- Iintlungu ezithandekayo, ukutshisa, uhudo, kunye nokuphuma kwamanzi kuya kwenzeka. Imoya, eyaziwa ngokuba yi-proctitis ye-radiation, ayinqabile kakhulu kwaye ihlaziya ukuphucula ixesha elide.
- I-erectile i-dysfunction iyakwenzeka kodwa ibonakala ngokubonakalayo kumadoda amadala ayenayo ingxaki yangaphambili ekufezeni okanye ekugcineni ukulungiswa. Ingxaki nayiphi na ingxaki erectile eyenzeka kumadoda amancinci okanye abo abanomsebenzi wesini esempilweni banokusombulula ngokukhawuleza kwaye ngokupheleleyo xa unyango lugqityiwe.
> Umthombo:
> Chin, J .; Rumble, R .; Kollmeier, M. et al. "I-Brachytherapy for Patients With Cancer Cancer: American Society of Clinical Oncology / Cancer Care Ontario I-Guideline Joint Update". Umbhalo we-Clinical Oncology. 2017; 35 (15): 1737-1743.