Imisebe yangaphakathi esetshenziselwa ikakhulu umdlavuza wesiqephu
I-Brachytherapy iyindlela yokwelapha imishanguzo esetshenziswa ukuphatha izinhlobo ezithile zomdlavuza. Ibeka izingcezu ezincane zezinto ezivuthayo, ezibizwa ngokuthi imbewu noma izipelisi, kungakhathaliseki ukuthi i-tumor noma igumbi lokuhlinzwa elishiye ngemuva kokuba isisu sesusiwe. Ama-pellets ngokuvamile asayizi we-okusanhlamvu welayisi.
Endabeni yomdlavuza we- prostate , i-brachytherapy ingathunyelwa ngokufaka imbewu ngqo ku-prostate noma, ngokuvamile, ngokufaka inaliti ephezulu edoti emisebeni ekhishwa kamuva.
Indlela i-Brachytherapy isebenza ngayo
I-Brachytherapy isebenza ngokuvimbela amangqamuzana omdlavuza ukuba aphendule ngenkuthalo. Ngokungafani namangqamuzana avamile, anemjikelezo ephindaphindiwe yokuphindaphinda nokuphila okulinganiselwe, amangqamuzana omdlavuza ahlukanisa ngokungaqondakali futhi "ngokungafi" (okusho ukuthi bangakwazi ukuqhubeka bephuma ngaphandle kokulawula kuze kube sekugcineni).
Ngesikhathi amangqamuzana avamile angonakaliswa yimisebe, banamandla okuzilungisa wona futhi aqhubeke ephindaphinda ngokujwayelekile ngemva kokwelashwa. Amaseli e-Cancer ahluleka kakhulu ukwenza kanjalo.
Izinketho ze-brachytherapy ku-Cancer Prostate
Ngomdlavuza we-prostate, ukutshalwa kwembewu ye-radioactive kungase kubulawe lesi sifo noma kuwuhlehlise kakhulu. Le nqubo ivame ukusetshenziswa kakhulu emadodeni abo umdlavuza ophansi futhi okhula kancane.
Imbewu, efakwe ku-prostate, yenzelwe ukukhipha imisebe amasonto ambalwa noma izinyanga, kuye ngobukhulu besisindo. Uma kunengozi ukuthi umdlavuza ungasakazeka ( imetastasize ), imisebe yangaphandle ingasetshenziswa futhi.
I-Brachytherapy ingase ingasebenzi nasemadodeni ane- prostate gland ekhulisiwe . Esimweni esinjalo, odokotela bangase baqale nge-hormone therapy ukuze bahlaziye isisu ngaphambi kokuzama ukwelashwa kwe-brachytherapy.
Kwabesilisa abane-tumor ephakeme kakhulu, ubuchopho obuningi bezinga eliphezulu (HDR) bunganikeza ukuhlaselwa okugxile kakhulu ku-tumor.
Kule nqubo, i-catheter esithambile ifakwa kuyi-prostate phakathi kwe-scrotum ne-anus. Inaliti equkethe imbewu ephezulu yenzalo ye-dose ibekwe ngaphakathi kwe-catheter bese igcinwa khona imizuzu emihlanu kuya kwemizuzu eyi-15. Lokhu kuvame ukuphinda kathathu ngezinsuku ezimbili.
Ngenkathi ingavamile ukusetshenziswa, i-HDR brachytherapy iyakwazi ukuletha imisebe eqinile ku-tumor ngenkathi ivimbela umonakalo oseduze, izicubu ezivamile.
Imiphumela emibi ye-Brachytherapy
Amadoda asebenza nge-brachytherapy yesikhathi eside angacelwa ukuba bahlale kude nabesifazane abakhulelwe kanye nezingane ezincane amasonto ambalwa noma izinyanga kusukela ama-pellets azoqhubeka nokukhipha imisebe. Imisebe ivame ukuqina ngokwanele, eqinisweni, ukuba ilandwe yizixhobo zokuthola isikhumulo sezindiza ekuqaleni.
Amadoda abhekana ne-brachytherapy ukuphatha umdlavuza wesifo sofuba angathola imiphumela eminingi emibi. Phakathi kwazo:
- Ukungahambisani ne-Urinary kuyinkinga evamile futhi ngezinye izikhathi kungase kube nzima. Amanye amadoda, okwamanje, azobhekana nomphumela ohlukile, ukuvuthwa kaningi ngenxa yokucasuka okuqhubekayo ku-urethra. Iningi lalezi zinkinga zivame ukuxazulula uma ukwelashwa sekuphelile, nakuba kungase kuthathe izinyanga ngezinye izikhathi.
- Ubuhlungu obukhulu, ukushisa, isifo sohudo, nokuphuma kwegazi nakho kungenzeka. Isimo, esaziwa ngokuthi i-proctitis ye-radiation, asivamile ukuba sinzima futhi sivame ukuthuthukisa ngokuhamba kwesikhathi.
- Ukungasebenzi kahle kwe-Erectile kungase kwenzeke kodwa kubonakala kaningi emadodeni amadala ayenenkinga yangaphambilini ekufinyeleleni noma ekugcineni ukulungiswa. Noma iyiphi inkinga erectile eyenzeka kumadoda amancane noma labo abanomsebenzi ocansini wezocansi bavame ukuxazulula ngokushesha futhi ngokuphelele uma ukwelashwa kuqediwe.
> Umthombo:
> Chin, J .; I-Rumble, R .; Kollmeier, M. et al. "I-Brachytherapy yeziguli ezinegciwane lesifo se-prostate: i-American Society of Clinical Oncology / Ukunakekelwa Kwemdlavuza I-Ontario Joint Guideline Update." I-Journal ye-Clinical Oncology. 2017; 35 (15): 1737-1743.