
Lesi sihloko sinikeza ukubuka okuphelele kwezinketho zokwelapha iziguli ezinomdlavuza we-prostate ezine-PSMA-positive disease. Sihlola izindlela zokwelapha ezihlukahlukene, ukusebenza kahle kwazo, imiphumela engemihle engase ibe khona, nokucatshangelwa kokukhetha indlela engcono kakhulu esekelwe ezintweni zesiguli ngasinye. Ukuqonda lezi zinketho kubalulekile ekwenzeni izinqumo ezinolwazi ekuzuleni lesi sifo esiyinkimbinkimbi.
I-Prostate-specific membrane antigen (PSMA) iphrotheni etholakala phezu kwamaseli omdlavuza wendlala yesinye. Amazinga aphezulu e-PSMA avame ukuhlotshaniswa nezinhlobo ezinonya kakhulu zomdlavuza wendlala yesinye. Ukuba khona kwe-PSMA kuvumela izindlela zokwelapha ezihlosiwe ezihlasela amangqamuzana omdlavuza ngokukhetha kuyilapho zinciphisa ukulimala kwezicubu ezinempilo. Ukuthola umdlavuza wendlala yesinye we-PSMA-positive ngokuvamile kwenziwa ngokusebenzisa izikena ze-PSMA PET, ezingasiza ekunqumeni izinga lokusabalala komdlavuza.
Ukuxilongwa kwe I-PSMA-positive prostate cancer ngokuvamile kuhilela inhlanganisela yokuhlola okuhlanganisa ukuhlolwa kwe-digital rectal (DRE), ukuhlolwa kwegazi le-prostate-specific antigen (PSA), i-biopsy, kanye nezifundo zokucabanga ezifana nezikena ze-PSMA PET. I-PSMA PET scan idlala indima ebalulekile ekuhlonzeni indawo kanye nezinga lesi sifo, lisize odokotela ukuhlela ngendlela ephumelela kakhulu. ukwelashwa isu.
Enye inzuzo ebalulekile yesifo se-PSMA-positive ukutholakala kwezindlela zokwelapha ezihlosiwe. Lezi zindlela zokwelapha zisebenzisa i-PSMA njengenhloso yokuletha izidakamizwa ngqo kumaseli omdlavuza. Izindlela zokwelapha ezimbalwa eziqondiswe ku-PSMA ziyatholakala, okuhlanganisa ne-PSMA-directed radioligand therapy (RLT). Lokhu kwelashwa kubonisa isithembiso ekuthuthukiseni imiphumela yeziguli ezine-metastatic umdlavuza wendlala yesinye. Ucwaningo olwengeziwe luyaqhubeka nokuhlola izindlela ezahlukahlukene nezinhlanganisela ukuze kuthuthukiswe imiphumela. Hlala uthintana nodokotela wakho we-oncologist ukuze uthole indlela engcono kakhulu yesimo sakho ngasinye.
Ukwelapha nge-hormone, okwaziwa nangokuthi i-androgen deprivation therapy (ADT), kusewukwelashwa okuyisisekelo kwabesilisa abaningi abanomdlavuza wendlala yesinye, kuhlanganise nalabo abanesifo se-PSMA-positive. Lokhu kwelashwa kusebenza ngokunciphisa amazinga amahomoni abhebhezela ukukhula komdlavuza wendlala yesinye. Ingasetshenziswa iyodwa noma ihlanganiswe nezinye izindlela zokwelapha ezifana nokwelashwa ngemisebe noma i-chemotherapy. Ukusebenza kahle kokwelashwa ngama-hormone kuyehluka kuye ngesigaba somdlavuza kanye nempilo yonke yesiguli.
Ukwelashwa ngemisebe kungenye indlela yokwelapha evamile I-PSMA-positive prostate cancer. Ingasetshenziselwa ukukhomba nokucekela phansi amangqamuzana omdlavuza. Kunezinhlobo ezahlukene zokwelapha ngemisebe, okuhlanganisa ukwelapha ngemisebe yangaphandle (EBRT) kanye ne-brachytherapy (ukwelashwa ngemisebe yangaphakathi). Ukukhethwa kokwelashwa ngemisebe kuncike ezintweni eziningana, okuhlanganisa indawo kanye nezinga lomdlavuza.
I-Chemotherapy ingasetshenziswa ezimweni ezithuthukile umdlavuza wendlala yesinye lapho ezinye izindlela zokwelapha zingaphumelelanga. Isebenzisa izidakamizwa ezinamandla ukuze ibulale amangqamuzana omdlavuza, kodwa ingafika nemiphumela engemihle ebalulekile. Isinqumo sokusebenzisa i-chemotherapy senziwa esimweni ngasinye, kucatshangelwa impilo yesiguli iyonke kanye nesigaba sesifo.
Izinketho zokuhlinzwa, ezifana ne-prostatectomy (ukususwa kwe-prostate gland), kungase kucatshangelwe ukuthi kwenziwe kwasendaweni umdlavuza wendlala yesinye. Isinqumo sokuhlinzwa sisekelwe ezicini ezifana nesigaba somdlavuza, impilo yesiguli iyonke, izinzuzo nezingozi ezingaba khona zokuhlinzwa. Kubalulekile ukuxoxa ngalezi zinketho ngokugcwele nomhlinzeki wakho wokunakekelwa kwezempilo.
Okulungile ukwelashwa isu le I-PSMA-positive prostate cancer kunqunywa ngokusekelwe ezicini eziningana, okuhlanganisa isigaba somdlavuza, impilo yesiguli iyonke, nezinto ezithandwa umuntu. Kubalulekile ukuba nezingxoxo ezivulekile nezithembekile nodokotela wakho we-oncologist ukuze wenze izinqumo ezinolwazi futhi wakhe uhlelo lokwelashwa lomuntu siqu oluhambisana nezidingo zakho kanye nemigomo yakho. Ukuqokwa kokulandelela njalo nokuqapha okuqhubekayo kubalulekile ekuhloleni ukusebenza kokwelashwa nokwenza izinguquko ezidingekayo.
Ukubamba iqhaza ezivivinyweni zomtholampilo kunikeza ukufinyelela ekwelashweni okusha futhi kunomthelela ekuthuthukeni umdlavuza wendlala yesinye ucwaningo. Lezi zinhlolo zihlola izindlela zokwelapha ezintsha nezinhlanganisela zokwelashwa, okuhlinzeka ngamathuba ezigulini ukuze zithole ukunakekelwa kwesimanje. Buza nomhlinzeki wakho wokunakekelwa kwezempilo ukuze uhlole ukuthi kungenzeka yini ukubamba iqhaza ocwaningweni olufanele lomtholampilo. Ukuze uthole ulwazi olwengeziwe ngezivivinyo zomtholampilo, ungavakashela iwebhusayithi ye-National Cancer Institute (https://www.cancer.gov/).
Lolu lwazi luhloselwe izinjongo zemfundo kuphela futhi akufanele luthathwe njengeseluleko sezokwelapha. Hlala uthintana nochwepheshe bezempilo abaqeqeshiwe ukuze uxilongwe futhi ulashwe noma yisiphi isimo sezempilo.
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