Yini i-Iobenguane I-131: Ukusetshenziswa, Umthamo, Imiphumela Eceleni nokuningi

I-Iobenguane I-131 iyimithi enomoya esetshenziselwa ukwelapha imithombo ethile engavamile, ikakhulukazi uhlobo olubizwa nge-pheochromocytoma ne-paraganglioma. Lokhu kwelashwa okukhethekile kuhlanganisa i-molecule eqondisayo (iobenguane) ne-iodine-131 enomoya ukuletha imisebe egxilile ngqo emangqamuzaneni omthombo. Inikezwa nge-IV endaweni yesibhedlela ngaphansi kokuqondiswa kwezokwelapha okucophelelayo.

Yini i-Iobenguane I-131?

I-Iobenguane I-131 yindlela yokwelapha enomoya eqondiwe esebenza njengemishini eqondisiwe yezinhlobo ezithile zemithombo. Umuthi uqukethe izingxenye ezimbili: i-iobenguane, esebenza njengedivayisi yokuzulazula, ne-iodine-131, enikeza imisebe yokwelapha.

Ingxenye ye-iobenguane yenzelwe ukufuna nokunamathela ezinhlotsheni ezithile zamangqamuzana omthombo anezamukeli ezithile ebusweni bawo. Uma isewatholile la mangqamuzana, i-iodine enomoya enamathele inikeza imisebe egxilile ngqo emthomeni ngenkathi inciphisa ukuchayeka ezicutshini ezinempilo.

Lokhu kwelashwa kubhekwa njengohlobo lwe-molecular radiotherapy ngoba luqondisa amangqamuzana omdlavuza ezingeni le-molecular. Umuthi uhamba ngegazi lakho ukuze uthole amangqamuzana omthombo emzimbeni wakho wonke, okwenza kube wusizo ikakhulukazi emithomeni esabalale ezindaweni eziningi.

Isetshenziselwani i-Iobenguane I-131?

I-Iobenguane I-131 isetshenziswa ikakhulukazi ukwelapha imithombo engavamile ye-neuroendocrine ukuthi ezinye izindlela zokwelapha bezingakwazi ukuyilawula ngempumelelo. Udokotela wakho angase ancome le ndlela yokwelapha uma unamathombo aqhubeka ekhula naphezu kokunye ukwelashwa.

Izimo eziyinhloko lo muthi owelapha zona zihlanganisa i-pheochromocytoma ne-paraganglioma, okuyimithombo evela ezinhlotsheni ezithile zamangqamuzana ezinzwa. Le mithombo ingakhiqiza amahomoni amaningi abangela izimpawu ezinjengomfutho wegazi ophezulu, izinga lokushaya kwenhliziyo elisheshayo, nokujuluka ngokweqile.

Iqembu lakho lezokwelapha ngokuvamile lizocabangela lokhu kwelashwa lapho imithombo yakho enezici ezithile ezenza ukuthi ibe ngabazali abahle kule ndlela eqondiwe. Imithombo yezifo idinga ukuba namareceptor athile okuthi i-iobenguane inganamathela kuwo, okutholakala ngezivivinyo zokucabanga ezikhethekile ngaphambi kokwelashwa.

Isebenza Kanjani Iobenguane I-131?

Iobenguane I-131 isebenza ngokuletha imisebe ngqo emangqamuzaneni omdlavuza ngenkathi igcina kakhulu izicubu ezinempilo. Lokhu kuyenza ibe yindlela yokwelapha enamandla amancane kodwa eqondiswe kakhulu.

Cabanga ngayo njengohlelo lokuletha olwazi kahle ukuthi luya kuphi emzimbeni wakho. Ingxenye ye-iobenguane isebenza njengelebula lekheli, iqondisa imithi ngqo emangqamuzaneni anama-receptor afanele. Lapho ifika emthunjeni, i-iodine enomsakazo iqala ukusebenza ukulimaza i-DNA yamangqamuzana omdlavuza.

Imisebe iyaqhubeka nokusebenza izinsuku eziningana ngemuva kokwelashwa, iqhubeka ibuthakathisa futhi ibhubhise amangqamuzana omdlavuza. Ngenxa yokuthi imithi iqondiswe ngqo kulolu hlobo oluthile lwamaseli, ivame ukugxila emithunjini kunokuthinta izitho ezinempilo emzimbeni wakho wonke.

Le ndlela eqondiwe isho ukuthi ukwelashwa kungasebenza kahle kakhulu ngenkathi kubangela imiphumela emincane kunokwelashwa ngemisebe yendabuko ethinta izindawo ezinkulu zomzimba.

Kufanele Ngiyithathe Kanjani Iobenguane I-131?

Iobenguane I-131 inikezwa kuphela endaweni yasesibhedlela ngokufakwa kwe-IV, hhayi njengepilisi noma umjovo ongawuthatha ekhaya. Ithimba lakho lezokwelapha lizosingatha zonke izici zenqubo yokuphatha.

Ngaphambi kokwelashwa kwakho, uzodinga ukuthatha imithi evimbela i-thyroid (ngokuvamile i-potassium iodide) izinsuku eziningana ukuvikela i-thyroid gland yakho ku-iodine enomsakazo. Udokotela wakho uzokunikeza imiyalelo ethile mayelana nokuthi uyiqale nini le mithi nokuthi uyiqhubeke isikhathi esingakanani.

Kuzodingeka uhlale ekamelweni elikhethekile esibhedlela elenzelwe ukwelashwa ngemisebe izinsuku ezimbalwa ngemva kokuthola umuthi. Lesi sikhathi sokuzihlukanisa sivikela abanye ekuchayekeni emisebeni ngenkathi umzimba wakho usebenza ukwelashwa.

Ngesikhathi sokuhlala kwakho esibhedlela, ngeke kudingeke ukuthi ulandele noma yimiphi imikhawulo ekhethekile yokudla, kodwa kuzodingeka ukuthi ulandele izinqubo zokuphepha njengokukhawulela isikhathi sezivakashi nokugcina ibanga kwabanye. Abasebenzi bezokunakekela bazochaza zonke izinyathelo zokuphepha ezidingekayo ukuze zigcine wena nabanye niphephile.

Kufanele Ngiyithathe Isikhathi Esingakanani I-Iobenguane I-131?

I-Iobenguane I-131 ngokuvamile inikezwa njengokwelashwa komuntu ngamunye okuhlukaniswe izinyanga eziningana, kunokuba ibe njengomuthi wansuku zonke. Iningi leziguli lithola ukwelashwa okukodwa kuya kwamathathu sekukonke, kuye ngokuthi amagciwane abo aphendula kanjani.

Udokotela wakho uzoqapha inqubekela phambili yakho ngokusebenzisa izithombe ezivamile kanye nokuhlolwa kwegazi ukuze anqume ukuthi ngabe udinga ukwelashwa okwengeziwe. Isinqumo mayelana nokwelashwa okuphindwayo sincike ekutheni amagciwane akho aphendula kahle kangakanani nokuthi umzimba wakho ukubekezelela kahle kangakanani ukwelashwa.

Iseshini ngayinye yokwelashwa ihlanganisa ukuhlala esibhedlela izinsuku eziningana, kulandelwe isikhathi sokululama samasonto kuya ezinyangeni ngaphambi kokucabangela okunye ukwelashwa. Ithimba lakho lezokwelapha lizokwenza isimiso sokwelashwa esenziwe ngendlela oyifisayo esisekelwe esimweni sakho esithile.

Imiphumela yokwelashwa ngakunye iyaqhubeka nokusebenza emzimbeni wakho amasonto ngemva kokufakwa, ngakho ukubekezela kubalulekile njengoba ulinda ukubona izinzuzo eziphelele zokwelashwa.

Yiziphi Imiphumela Eceleni Ye-Iobenguane I-131?

Njengazo zonke izindlela zokwelapha umdlavuza, i-Iobenguane I-131 ingabangela imiphumela emibi, yize iziguli eziningi ziyibekezelela kahle. Ukuqonda ukuthi okulindelekile kungakusiza ukuthi ulungiselele futhi wazi ukuthi ungaxhumana nini nethimba lakho lezokwelapha.

Nawa imiphumela emibi ejwayelekile ongase uyithole:

• Ukugula nokuhlanza, okuvame ukwenzeka ezinsukwini ezimbalwa zokuqala ngemva kokwelashwa
• Ukukhathala okungahlala amasonto amaningana njengoba umzimba wakho ululama
• Ukuncipha kwesifiso sokudla nokuncipha kwesisindo esincane
• Ushintsho lwesikhashana ekubalweni kwegazi, okuhlanganisa amaseli amhlophe egazi kanye nama-platelet aphansi
• Ukuncipha kwezinwele okuncane, nakuba ukulahlekelwa izinwele okuphelele akuvamile
• Umlomo owomile wesikhashana noma izinguquko ekunambithekeni

Le miphumela emibi ivamise ukulawuleka ngokunakekelwa okusekelayo futhi ivame ukuthuthuka ngokuhamba kwesikhathi njengoba umzimba wakho ululama ekwelashweni.

Imiphumela emibi engavamile kodwa ebucayi ingase futhi yenzeke, futhi kubalulekile ukwazi lezi zinto ezingenzeka:

• Ukwehla okukhulu ekubalweni kwamaseli egazi okwandisa ingozi yokutheleleka
• Ushintsho lokusebenza kwezinso oludinga ukuqapha
• Ushintsho lwesigqi senhliziyo, ikakhulukazi ezigulini ezinokugula kwenhliziyo okukhona
• Ukugula okukhulu okuphazamisa ukudla nokuphuza
• Ukuvuvukala kwamaphaphu, okungavamile kodwa kungaba kubi

Ithimba lakho lezokwelapha lizokuqapha ngokucophelela le miphumela ebucayi futhi linikeze ukwelashwa ngokushesha uma kwenzeka.

Ubani Ongafanele Athole Iobenguane I-131?

Iobenguane I-131 ayifanele wonke umuntu, futhi udokotela wakho uzohlola ngokucophelela ukuthi ngabe lokhu kwelashwa kulungile yini esimweni sakho esithile. Izici eziningana zingenza le therapy ingafaneleki noma idinge izinyathelo zokuqapha ezikhethekile.

Akufanele uthole lokhu kwelashwa uma ukhulelwe noma uncelisa, njengoba imisebe ingalimaza ingane esakhula. Abesifazane abaneminyaka yokuzala bazodinga ukuhlolwa kokukhulelwa ngaphambi kokwelashwa futhi kufanele basebenzise izindlela zokuvimbela ukukhulelwa ezisebenzayo.

Abantu abanezinkinga ezinzima zokusebenza kwezinso kungenzeka bangabi ngabazongenela le therapy, njengoba umuthi ucubungulwa ngezinso. Udokotela wakho uzohlola ukusebenza kwezinso zakho ngokuhlolwa kwegazi ngaphambi kokucabangela lokhu kwelashwa.

Uma unezinkinga ezinkulu zenhliziyo, izifo zomnkantsha wamathambo, noma uthole imithamo ephezulu ye-radiation therapy esikhathini esidlule, udokotela wakho uzodinga ukulinganisela izingozi nezinzuzo ngokucophelela kakhulu. Lezi zimo azikukhiphi ngokuzenzakalelayo, kodwa zidinga ukuqapha okwengeziwe.

Udokotela wakho uzobuye acabange ngesimo sakho sempilo esiphelele, eminye imithi oyithathayo, nokuthi ngabe izimila zakho zinezici ezifanele zokuphendula kule therapy eqondiwe.

Amagama Omkhiqizo we-Iobenguane I-131

Igama lomkhiqizo elivunyelwe yi-FDA lalesi sithako yi-Azedra. Le yindlela ye-iobenguane I-131 etholakala e-United States yokwelapha izimila ezithile ze-neuroendocrine.

I-Azedra yathuthukiswa ngokuqondile futhi yavunywa ukwelapha i-pheochromocytoma ne-paraganglioma ezingenakususwa ngokuhlinzwa futhi eziqhubekile ngaphandle kokwelashwa okuhlukile. Lo muthi uhlolwa ngokuqinile ngokuqikelela ikhwalithi nokuphepha.

Ithimba lakho lezokwelapha lizosebenzisa leli gama lomkhiqizo lapho lixoxa ngohlelo lwakho lokwelashwa futhi lihlelela nezinkampani zomshuwalense. Lonke ulwazi lokuphepha nokusebenza ngempumelelo mayelana nalo muthi luvela ezifundweni ezenziwe nge-Azedra ngokukhethekile.

Ezinye Izindlela Zokwelapha ze-Iobenguane I-131

Uma i-Iobenguane I-131 ingafaneleki esimweni sakho, izindlela eziningana zokwelapha ezingezinye zingase zicatshangelwe. Ithimba lakho lezokwelapha lizoxoxa ngalezi zinketho ngokusekelwe ohlotsheni lwakho oluthile lwesimila nempilo yakho yonke.

Ukususwa ngokuhlinzwa kuseyindlela yokwelapha ekhethwayo lapho izimila zingasuswa ngokuphepha ngokuphelele. Noma ngabe ukuhlinzwa kwakungenzeki ekuqaleni, izinguquko ngosayizi wesimila sakho noma indawo yaso kungenza kube yindlela yokwelapha kamuva.

Ezinye izindlela zokwelapha eziqondiwe njenge-sunitinib (Sutent) zingase zicatshangelwe ngezinhlobo ezithile zezimila ze-neuroendocrine. Le mithi yomlomo isebenza ngendlela ehlukile kune-radioactive therapy kodwa ingakwazi ukunciphisa ukukhula kwesimila ngempumelelo.

I-chemotherapy yendabuko, nakuba ingasetshenziswa kakhulu kulezi zinhlobo eziqondile zamathumba, ingaba yindlela yokwelapha kwezinye izimo. Ukwelashwa ngemisebe yangaphandle nakho kungacatshangelwa ngamathumba atholakala endaweni ethile adinga ukwelashwa.

Udokotela wakho we-oncologist uzokusiza ukuthi uqonde ukuthi yiziphi ezinye izindlela ezingase zisebenze kangcono esimweni sakho, ecabangela izinto ezinjengohlobo lwethumba, indawo, kanye nesimo sakho sempilo esiphelele.

Ingabe i-Iobenguane I-131 ingcono kunezinye izindlela zokwelapha?

I-Iobenguane I-131 inikeza izinzuzo eziyingqayizivele zezinhlobo ezithile zamathumba, kodwa ukuthi

Imithi yakho yesifo sikashukela ingase idinge ukulungiswa ngesikhathi sokulaliswa esibhedlela kanye nesikhathi sokululama. Ithimba lakho lezokwelapha lizosebenza nodokotela wakho we-endocrinologist ukuqinisekisa ukuthi isifo sakho sikashukela siqhubeka silawulwa kahle kuyo yonke inqubo yokwelapha.

Kubalulekile ukuletha zonke izinto zakho zesifo sikashukela kanye nemithi esibhedlela, futhi nixoxe nganoma yikuphi ukukhathazeka mayelana nokuphathwa kukashukela wegazi nethimba lakho lokwelapha ngaphambi kokuqala ukwelashwa.

Q2. Kufanele ngenzeni uma ngithola ngephutha i-Iobenguane I-131 eningi kakhulu?

Ukweqisa ngephutha kwe-Iobenguane I-131 akunakwenzeka ngoba imithi ilungiswa futhi inikezwe ochwepheshe bezokwelapha abaqeqeshwe ngokukhethekile endaweni yesibhedlela elawulwayo. Kukhona izindlela eziningi zokuphepha zokuvimbela amaphutha okulinganisa.

Uma unokukhathazeka mayelana nomthamo wakho noma uhlangabezana nezimpawu ezinzima ezingalindelekile ngemva kokwelashwa, xhumana nethimba lakho lezokwelapha ngokushesha. Bangahlola isimo sakho futhi banikeze ukunakekelwa okufanele uma kudingeka.

Uhlobo olune-radioactive lwale mithi lisho ukuthi konke ukuphatha nokuphatha kulandela izinqubo eziqinile ezenzelwe ukuqinisekisa ukuphepha kwesiguli. Ithimba lakho lezokwelapha liqeqeshwe ukuphatha noma yiziphi izinkinga ezingase zivele.

Q3. Kufanele ngenzeni uma ukwelashwa kulibala noma kukhanselwa?

Ukulibaziseka kokwelashwa kungenzeka ngezizathu ezihlukahlukene, okuhlanganisa izinguquko ekubalweni kwegazi lakho, izifo, noma ezinye izinkinga zempilo ezidinga ukubhekwana nazo kuqala. Ungakhathazeki - lokhu kulibaziseka kuvame ukudingeka ukuze uqinisekise ukuphepha kwakho.

Uma usuvele uqale ukuthatha imithi evimbela i-thyroid, udokotela wakho uzokunikeza imiyalelo ethile mayelana nokuthi uzoqhubeka yini noma uyeke ngesikhathi sokulibaziseka. Isikhathi saleyo mithi sibalulekile ukuvikela igland yakho ye-thyroid.

Sebenzisa noma yikuphi ukulibaziseka kokwelashwa njengethuba lokuthuthukisa impilo yakho yonke, ukuphatha noma yimaphi imiphumela emibi evela ekwelashweni kwangaphambilini, futhi ubuze ithimba lakho lezokwelapha noma yimiphi imibuzo ongase ube nayo mayelana nokwelashwa okuzayo.

Umbuzo 4. Ngingayeka nini ukuthatha imithi evimbela i-thyroid?

Ngokuvamile uzoqhubeka nokuthatha imithi evimbela i-thyroid izinsuku eziningana kuya emavikini ngemuva kokwelashwa kwakho nge-Iobenguane I-131, kuye ngemiyalelo ethile kadokotela wakho. Le mithi ivikela igland yakho ye-thyroid ekumunceni i-iodine enomoya.

Udokotela wakho uzokutshela ngqo ukuthi uyeka nini ngokusekelwe ekutheni umzimba wakho uyayiqeda ngokushesha kangakanani le nto enomoya. Ungayeki ukuyithatha ngaphambi kwesikhathi noma uqhubeke isikhathi eside kunokuba uqondiswe, ngoba kokubili kungathinta impilo yakho ye-thyroid.

Uma uhlangabezana nemiphumela emibi evela emithini evimbela i-thyroid, xhumana nethimba lakho lezokwelapha kunokuyeka uwedwa. Bangakwazi ukusiza ekuphatheni noma yiziphi izinkinga ngenkathi bevikela i-thyroid yakho.

Umbuzo 5. Ngingahlala isikhathi esingakanani nginomoya ngemuva kokwelashwa?

Uzoba namazinga okulinganiswa okungcoliswa ngomoya cishe isonto elilodwa ngemuva kokwelashwa, yingakho uzodinga ukuhlala esibhedlela ekuqaleni futhi ulandele izinyathelo zokuphepha ekhaya. Izinga lemisebe liyancipha nsuku zonke njengoba umzimba wakho uqeda imithi.

Ithimba lakho lezokwelapha lizohlola amazinga akho omisebe ngaphambi kokukhishwa futhi linikeze imiyalelo ethile mayelana nezinyathelo zokuphepha okufanele zithathwe ekhaya. Lokhu kungabandakanya ukukhawulela ukuxhumana nabanye nokulandela imihlahlandlela ekhethekile izinsuku eziningana.

Iziguli eziningi zingabuyela emisebenzini ejwayelekile phakathi nesonto elilodwa kuya kwamabili, yize udokotela wakho ezokunikeza isiqondiso esiqondene nawe ngokusekelwe emazingeni akho omisebe kanye nesimo sasekhaya. Landela yonke imiyalelo yokuphepha ngokucophelela ukuvikela umndeni wakho nabanye.