Igama elithi "umdlavuza wekolon" ngokuvamile libhekwa njenge-tumor elibulalayo elitholakala kunoma iyiphi ingxenye yezinambuzane ezinkulu (izimpumputhe, i-colon kanye ne-rectum). Lesi sifo - enye yezinhlobo ezivame kakhulu zomdlavuza phakathi kwezakhamuzi zamazwe asezimboni, isifo somdlavuza wesifo sengculazi nomdlavuza webele.
Izimbangela zomdlavuza wekoloni
Njenganoma yimuphi omunye uhlobo lomdlavuza, izimbangela zalesi sifo aziqinisekisi kahle. Kodwa-ke, kunezici eziningana zobungozi ezikhulisa kakhulu amathuba okuthuthukisa lesi sifo:
- Amapulasitiki omathumbu amakhulu azinhlobonhlobo ezibangelwa ukwanda kwamaseli e-epithelial, ngezinye izikhathi angena efomu elibi.
- I-Genetic predisposition: kunezinhlobo zomdlavuza wekoloni othuthuka emalungwini amaningana omndeni ofanayo, ngokuvamile eneminyaka engama-50 emva kweminyaka.
- Izifo ezithathelwanayo ezikhukhumeza izifo, ezifana nesifo sikaCrohn nesifo sofuba esiswini.
- Ukusetshenziswa ngokweqile kokudla okucebile ngamafutha kanye namafayili amancane ama-coarse plant. Lesi sici sichazwa yiqiniso lokuthi kubantu bamazwe athuthukile, izimpawu zomdlavuza wekoloni zivame kakhulu.
Izimpawu Eziyinhloko zeCaron Cancer
I-Cancer emathunjini amakhulu iqala kancane futhi esigabeni sokuqala ayikwazi ukuziveza. Izimpawu ezithile zalesi sifo zixhomeke esimweni nasesilinganisweni sesifo, kodwa ngokuvamile zikhomba lokhu okulandelayo:
- ukutholakala kwegazi esihlalweni;
- ubuhlungu nokuhlukumeza esiswini, ukuqhaqhabalaza, ukulala, ukungaphenduli ukwelashwa okuvamile futhi ungapheli ngisho nokudla okunzima kakhulu;
- ukuqothulwa, okushintshwa yisifo sohudo, futhi akuphenduli ukwelashwa ngezindlela ezijwayelekile;
- ukuzwa okungaqedi ukuphela kwamathumbu ngemuva kokuhlukunyezwa;
- ukuqaphela ukulahlekelwa isisindo, ukuncipha kwesifiso, ubuthakathaka, i- anemia ;
- I-jaundice emdlavuza wekoloni ngokuvamile kusho imishanguzo yesibindi ne-gallbladder;
- ngezikhulu ezinkulu zesisu, kungase kube nokwanda ngobukhulu besisu noma ukungahambisani kahle kwezizinda ezithile.
Izigaba zomdlavuza wekoloni
Ngokuya ngobukhulu nokusabalalisa kwe-tumor, kuyisiko emithi ukuhlukanisa izigaba eziyisihlanu zesifo;
- 0 isigaba. I-tumor encane futhi ngaphandle kwamathumbu ayisakazeki. Ukuphawula ngalesi sigaba somdlavuza wekoloni kulungile, futhi kuma-95% amacala ngemva kokwelashwa kokubuyela emuva.
- 1 isigaba. I-tumor idlulisa ngaphezu kwengqimba yangaphakathi yamathumbu, kodwa ayifinyeleli isisindo somzimba. Izibikezelo zithandeka ezimweni ezingu-90%.
- 2 isigaba. Umdlavuza usakazeka kuzo zonke izingxenye zamathumbu. Izibikezelo zithandekayo kuma-55-85% wamacala.
- 3 isigaba. Ngaphezu kwamathumbu, i-tumor iyasakazeka kuma-lymph nodes eseduzane. Ukubikezela okuthakazelisayo okulindeleke ukuthi kube nokuphila kweminyaka engaphezu kwengu-5 ngalesi sigaba somdlavuza we-colon kubonakala kuphela kuma-25-45% wamacala.
- Isiteji sesine. I-tumor ihlinzeka ngamasastases amakhulu. Isibikezelo esithandekayo sokusinda nokungabi khona kokuphindaphinda kwalesi sifo kungu-1%.
Ukwelashwa Kwegciwane leColon
Ukwelashwa kwalesi sifo, njengezinye izinhlobo zomdlavuza, ngokuvamile
Ukwelashwa okuhlinzekwayo kuwukukhipha isisu kanye nezicubu eziseduze nendawo ethintekile. Kusebenza ngokwanele uma lesi sifo singaniki i-metastasis.
I-Radiotherapy ivame ukuhlanganiswa nenqubo yokuhlinzeka futhi ihloselwe ukubhubhisa lawo maseli omdlavuza engakaze asuswe.
I-Chemotherapy yomdlavuza wekoloni, yindlela yokwelapha yokwelapha. Imithi esetshenziselwa ukwelashwa kwamakhemikhali ingabhubhisa amangqamuzana omdlavuza, noma imise ukwahlukana kwayo. Le thrapi isetshenziswa kokubili ngokwehlukana futhi ngokubambisana nokuhlinzekwa okuhlinzayo.