Ulwahlulo lunceda unyango othe ngqo kwaye luqikelele ukusinda
Kukho izigaba ezinhlanu zomdlavuza wekoloni , ezikhethwe ukusuka ku-0 ukuya ku-4, ezingabonakali kuphela ubunzima besifo kodwa kunceda ukukhokela inkqubo yokonyango.
Umdlavuza wesi-3 we-colon umchazwe ngokubanzi ngempawu zesisu kunye nokusabalala ( metastasis ) yomhlaza kwisifo sokuqala (esisisiseko) kwi-lymph node eseduze. Ngokwahlukileyo, kunye nomhlaza wesiqendu 2 , i-tumor ihlala ingqongqo kumdonga wamathumbu, ngelixa isigaba 4 siquka ukusasazeka komhlaza kwizitho ezikude.
Indlela iKhansela yeColon isenziwa ngayo
Kukho imodeli eyahlukileyo eya kusetyenziselwa ukubeka isifo somhlaza, njengoluhlu olupheleleyo lweDuke lwaqalisa i-1930 kunye ne-Asler-Coller ngezigaba ezaqala ngawo-1950. Namhlanje, bobabini baxhaswa ngohlobo lwe-TNM olwenza isigaba somhlaza ngempawu ezintathu:
- Ubungakanani apho isisu ("T") siye sahlasela udonga lwamathumbu
- Inqanaba le-lymph node ("N") inxaxheba
- Iqondo leemetastasis ("M")
Ngaphezu koko, ekubeni isigaba somhlaza wesi-3 sichazwa yimizimba yomzimba kunye ne-tumor ngokwayo, kuya kubakho ukuhlengahlengiswa okongeziweyo ngokusekelwe kule mimpawu, ekhethwe njenge-A, B, okanye iC.
I-Lymph Nodes kwi-Cancer Staging
Imizimba yethu inesimiso se- lymphatic esineempahla ze-lymph kunye ne- lymph nodes . Njengengxenye yokhuselo lomzimba lomzimba, i-lymphatic system iqokelela inkunkuma kunye nezifo (ezifana ne-virus kunye ne-bacteria) kwiishubhu ngaphandle kwenkqubo yokujikeleza .
Izitya ze-lymph zifana neemithambo zegazi, kodwa, endaweni yokuphatha igazi, zithwala i-lymph ecacileyo, elwandle. I-lymph inceda ukuthutha i-waste kunye ne-influgens kwi-lymph nodes ezizityebi kunye ne- lymphocytes (uhlobo lwe-cell cell). Ezi seteli ziyakunceda ukuphazamisa nayiphi na i-agent-causing agent and causing them to remove them from the body.
Ngomdlavuza wekoloni, nayiphi na iseli elibi esaphuma kwi-tumor yokuqala ingakuqokelela nge-lymph kwaye ihanjiswe kwi-node eseduze. Ukuba kwenzeka i-metastasis, oku kuvela kuqala ubungqina. Yilo mpawu inceda ukuseka isigaba sesifo kunye nesiphumo esinokwenzeka.
Ukuxhamla iziganeko kwiCataltic Staging
Kwindlela yokuhlelwa kwe-TNM, isigaba somhlaza wesi-3 se-colon sigxininiswe ngakumbi apho i-tumor ikhona okanye kwindonga yamathumbu. Oku kwaphulwa phantsi kwizigaba ezine:
- I-T1 ithetha ukuba i-tumor iye yangena embranini ye-mucosal yodonga lwamathumbu angaphakathi.
- I-T2 ithetha ukuba i-tumor isasazeke kwiimisipha ezingezantsi.
- I-T3 ithetha ukuba i-tumor iye yangena kwiimisipha kodwa ingengodonga lwangaphakathi lwentlungu.
- I-T4 ithetha ukuba udonga lwangaphandle luye lwafakwa.
Ukutyunjwa kweSigaba 3 seCaron Cancer
Emva kokuba i-lymph node yokubandakanyeka kunye neendlela zokuxhamla ziqulunqwe, ugqirha lomhlaza ( oncologist ) uza kubeka isigaba sesifo ngokulandelayo:
- Isigaba 3A sithetha ukuba enye ukuya kweyesithathu i-lymph node zibandakanyeka kwiimpawu ze-T1 okanye ze-T2.
- Isigaba sesi-3B sithetha ukuba enye ukuya kweyesithathu i-lymph node ifakwe kwiimpawu ze-T3 okanye ze-T4.
- Isigaba se-3C sithetha ukuba iine-lymph nodes ezisekufutshane zibandakanyeka, kungakhathaliseki ukuba kuluhlu lwamathambo.
Unyango lweSigaba 3 seCaron Cancer
Utyando lwesigaba 3 somdlavuza wekolon ngokubanzi luqukethe ukususwa kokutyalwa (ukuchithwa) kweethambo ezichaphazelekayo, kulandelwa yi-chemotherapy. Kwindlela yokuhlinzwa, ugqirha uya kususa inxalenye yekoloni echaphazelekayo yi-tumor kwaye ujoyine iiphelo ezisele. I-lymph nodes ezikufutshane ziya kususwa,
I-Chemotherapy yayiza kubandakanya i-regolen ye-FOLFOX (equkethe i-folinic acid, i-leucovorin, kunye ne-oxaliplatin) okanye i-regimen yeCapeOx (equkethe i-capecitabine kunye ne-oxaliplatin).
Ezinye iirjimen zokuguqulwa zingacetyiswa ngokusekelwe kwiminyaka yakho kunye / okanye isimo sezempilo. Ukunyangwa kwamayeza kunye / okanye i-chemotherapy ingasetyenziselwa abantu abangenempilo eyaneleyo yokuhlinzwa.
ILizwi
Ngokwe-American Cancer Society, izinga le-five-survival rate labantu abafumene isigaba se-3A somdlavuza we-colon ngamaphesenti angama-89, ngelixa amazinga e-3B kunye no-3C anama-63 ekhulwini kunye nama-59 ekhulwini, ngokulandelana.
Kubalulekile ukuba uqaphele, nangona kunjalo, ukuba la manani ayaphoswa ngetshe. Ngokomntu ngamnye, abantu abanomdlavuza wekoloni yesigaba 3 baye baziwa ukuba baphile iminyaka emininzi ngaphandle kokuxolelwa okanye ukunciphisa umgangatho wobomi.
Ngokuthatha inyathelo, ukwakha uxhaso oluxhasayo lwenkxaso , kunye nokuthatha izinto ngeenyawo ngexesha, unalo ithuba elihle lokubetha umdlavuza wekolon kunomnye umntu. Gcina ugxile kwaye ugcine ukholo.
> Imithombo:
> I-American Cancer Society. "Izigaba zeCarrectal Cancer". E-Atlanta, eGeorgia, ihlaziywe ngoDisemba 11, 2017.
> I-American Cancer Society. "Ziziphi iindleko zokusinda kwiCrorectrect Cancer, ngeSigaba?" Atlanta, Georgia; ihlaziywe ngoMatshi 2, 2017.