Yini i-Virtual Colonoscopy? Injongo, Inqubo & Nemiphumela

I-Virtual colonoscopy iyisivivinyo sokuhlola esingahlaseli esisebenzisa ama-CT scan ukudala izithombe ezinemininingwane yamathumbu akho amakhulu kanye nomlomo wakho. Cabanga ngayo njengokuthola ukubuka okucophelelayo ngaphakathi kwamathumbu akho ngaphandle kokudinga ipayipi eliguquguqukayo elifakwe ngomlomo wakho njengaku-colonoscopy yendabuko.

Le ndlela yokuhlola ethuthukisiwe ingathola ama-polyps, izimila, nezinye izinto ezingavamile emathunjini akho amakhulu. Abantu abaningi bayithola ikhululekile kune-colonoscopy yendabuko ngoba awudingi ukuthuliswa futhi isikhathi sokululama sincane.

Yini i-virtual colonoscopy?

I-Virtual colonoscopy, ebizwa nangokuthi i-CT colonography, isebenzisa ukuskena kwe-computed tomography ukuhlola amathumbu akho amakhulu ngaphakathi. Le nqubo idala amakhulu ezithombe ezinqamulayo eziqanjwa amakhompyutha zibe ukubukwa okuthathu-ntathu kwamathumbu akho amakhulu.

Ngesikhathi sokuskena, ipayipi elincane, eliguquguqukayo lifakwa ngobumnene ngaphakathi nje komlomo wakho ukuze likhukhumeze amathumbu akho amakhulu ngomoya noma i-carbon dioxide. Lokhu kusiza ukuvula izindonga zamathumbu amakhulu ukuze isithwebuli sikwazi ukuthatha izithombe ezicacile zanoma yikuphi ukukhula noma izinto ezingavamile.

Yonke inqubo yokuthwebula izithombe ngokuvamile ithatha imizuzu engaba ngu-10-15. Uzoqamba amanga etafuleni elihamba ngesithwebuli se-CT, kuqala ngomhlane wakho, bese ngesisu sakho ukuze uthole ukubukwa okuphelele emazingeni ahlukene.

Kungani kwenziwa i-virtual colonoscopy?

I-Virtual colonoscopy isebenza njethuluzi eliphumelelayo lokuhlola umdlavuza wamathumbu, ikakhulukazi kubantu abangakwazi ukuthola i-colonoscopy yendabuko. Kunconywa kubantu abadala abaqala eminyakeni engama-45-50, kuye ngobungozi bakho kanye nomlando womndeni.

Udokotela wakho angase asikisele leli vivinyo uma unezimpawu ezinjengobuhlungu besisu obungachazeki, izinguquko emikhubeni yamathumbu, noma igazi esitulweni sakho. Iphinde isize kubantu abake baba ne-colonoscopies yendabuko engaphelele ngenxa yobunzima bezobuchwepheshe.

Ezinye iziguli zikhetha i-virtual colonoscopy ngoba zikhetha ukugwema ukuthuliswa noma zinezimo zezokwelapha ezenza i-colonoscopy yendabuko ibe yingozi. Kodwa-ke, kubalulekile ukuqonda ukuthi uma kutholakala ama-polyps, cishe uzodinga i-colonoscopy yendabuko yokulandela ukuwasusa.

Yini inqubo ye-virtual colonoscopy?

Inqubo ye-virtual colonoscopy iqala ngokulungiswa kwamathumbu, okufana ne-colonoscopy yendabuko. Uzodinga ukulandela ukudla oketshezi olucacile futhi uthathe izithambisi eziqokiwe ukuze ukhiphe amathumbu akho ngokuphelele ngaphambi kokuhlolwa.

Ngosuku lwenqubo yakho, uzoshintsha ufake ingubo yesibhedlela bese ulala etafuleni le-CT. Uchwepheshe uzofaka ngobumnene ishubhu elincane, eliguquguqukayo elingaba ngamasentimitha angu-2 emthonjeni wakho ukuze alethwe umoya noma i-carbon dioxide emathunjini akho.

Inqubo yokuskena ihlanganisa lezi zinyathelo:

1. Uzoqala ngokulala ngomhlane wakho ngenkathi itafula lihamba ngesithwebuli se-CT
2. Uchwepheshe uzokucela ukuthi ubambe umoya wakho isikhashana ngesikhathi sokuskena
3. Ngemuva kwalokho uzophendukela esiswini sakho ukuze uthole ezinye izithombe
4. Ukuskena konke kuthatha imizuzu engaba ngu-10-15
5. Ngemuva kokuskena, ishubhu liyasuswa futhi ungaqhubeka nemisebenzi ejwayelekile

Abantu abaningi bahlangabezana nokuhilizisana okuncane okuvela ekufakweni komoya, kodwa lokhu kungakhululeki ngokuvamile kulungiswa ngokushesha ngemuva kwenqubo. Ngeke udinge ukuthuliswa, ngakho-ke ungazishayela ekhaya futhi ubuyele emsebenzini ngosuku olufanayo.

Ungalungiselela kanjani i-virtual colonoscopy yakho?

Ukulungiselela i-virtual colonoscopy kudinga ukususa amathumbu akho kuwo wonke umoya, njenge-colonoscopy yendabuko. Udokotela wakho uzohlinzeka ngemiyalelo ethile, kodwa ukulungiselela ngokuvamile kuqala izinsuku eziyi-1-2 ngaphambi kokuhlolwa kwakho.

Inqubo yokulungiselela amathumbu ngokuvamile ihlanganisa:

• Ukulandela ukudla okucacile okunguketshezi amahora angu-24 ngaphambi kokuhlolwa
• Ukuphuza imithi yokuthambisa noma izixazululo zokulungisa amathumbu
• Ukuphuza uketshezi oluningi olucacile ukuze uhlale unamanzi
• Ukugwema ukudla okuqinile, imikhiqizo yobisi, noketshezi olunemibala
• Ukuphuza impahla ebekiwe yokugqamisa noma yisiphi isitulo esisele

Abanye odokotela banquma izinto ezikhethekile eziphikisayo ozophuza izinsuku eziningana ngaphambi kokuhlolwa. Lokhu kusiza ukuhlukanisa phakathi kwesitulo esisele kanye nama-polyps wangempela noma ukungajwayelekile ngesikhathi sokuskena.

Kufanele uqhubeke nokuthatha imithi yakho ejwayelekile ngaphandle uma udokotela wakho ekweluleka ngenye indlela. Njengoba ngeke uthole ukuthuliswa, akudingeki ukuthi uhlele ezokuthutha, kodwa ukuba nomuntu ozokuphelezela kungahlinzeka ngosekelo lwemizwa.

Ungawafunda kanjani imiphumela yakho ye-virtual colonoscopy?

Imiphumela ye-Virtual colonoscopy ivamise ukutholakala phakathi kwamahora angu-24-48 ngemuva kwenqubo yakho. I-radiologist izohlola ngokucophelela zonke izithombe futhi inikeze umbiko onemininingwane kudokotela wakho, ozobe esexoxa ngemiphumela nawe.

Imiphumela ejwayelekile isho ukuthi akukho ama-polyps, izimila, noma ezinye izinto ezingajwayelekile ezitholakele emathunjini akho amakhulu. Lokhu kuphakamisa ukuthi ingozi yakho yomdlavuza we-colorectal njengamanje iphansi, futhi ungalandela izikhawu ezijwayelekile zokuhlola ezinconywe udokotela wakho.

Imiphumela engajwayelekile ingase ikhombise:

• Ama-polyps amancane (angaphansi kuka-6mm) angase aqashwe ngokuphindaphinda ukuhlolwa
• Ama-polyps aphakathi (6-9mm) angase adinge ukuqashwa okuseduze
• Ama-polyps amakhulu (10mm noma ngaphezulu) ngokuvamile adinga ukususwa nge-colonoscopy yendabuko
• Izixuku ezisolisayo noma ukukhula okudinga ukuhlolwa okuqhubekayo
• Ukuvuvukala noma ezinye izimo ezingezona ezinomdlavuza ezithinta amathumbu akho amakhulu

Uma kutholakala okungahambi kahle okukhulu, udokotela wakho uzoncoma ukuhlolwa okulandelayo, ngokuvamile i-colonoscopy yendabuko enekhono lokususa ama-polyps noma ukuthatha amasampula ezicubu. Lokhu akusho ngempela ukuthi unomdlavuza, kodwa kuqinisekisa ukuthi noma yikuphi okutholakele okukhathazayo kuqondiswa kahle.

Ziyini izinzuzo ze-colonoscopy ebonakalayo?

I-colonoscopy ebonakalayo inikeza izinzuzo eziningana ezenza ikhange kubantu abaningi. Le nqubo ayidingi ukuthuliswa, ngakho ugwema ukukhathala nesikhathi sokululama esihambisana ne-colonoscopy yendabuko.

Izinzuzo ezibalulekile zihlanganisa:

• Akukho ukuthuliswa okudingekayo, okuvumela ukubuyela ngokushesha emisebenzini ejwayelekile
• Ingozi ephansi yezinkinga ezinjengokopha noma ukubhoboka kwamathumbu
• Kukhululekile kubantu abaningi
• Ikhono lokuthola okungahambi kahle ngaphandle kwamathumbu amakhulu
• Ifaneleka kubantu abangakwazi ukuhlinzwa i-colonoscopy yendabuko

Le nqubo futhi inikeza izithombe zezitho ezizungeze amathumbu akho amakhulu, okungenzeka ukuthi ithole ezinye izinkinga zempilo ezinjengamatshe ezinso noma ama-aneurysms esiswini. Abantu abaningi bathola ukuthi okuhlangenwe nakho akusabisi kangako kune-colonoscopy yendabuko.

Yiziphi izithiyo ze-colonoscopy ebonakalayo?

Ngenkathi i-colonoscopy ebonakalayo iyithuluzi elihle lokuhlola, inezinye izithiyo okufanele uziqonde. Lolu vivinyo alukwazi ukususa ama-polyps noma ukuthatha amasampula ezicubu, ngakho okutholakele okungavamile kudinga i-colonoscopy yendabuko elandelayo.

Ezinye izithiyo zihlanganisa:

• Kungase kuphuthelwe ama-polyps amancane kakhulu noma izilonda eziyisicaba
• Ayikwazi ukususa ama-polyps ngesikhathi senqubo
• Idinga ukulungiswa kwamathumbu okufanayo njenge-colonoscopy yendabuko
• Ikudalula emthunzini omncane wemisebe
• Kungase kukhiqize imiphumela engamanga edinga ukuhlolwa okwengeziwe

Uvivinyo lungase futhi luqaphele okutholakele okungahle kwenzeke kwamanye amalungu omzimba, okungaholela ekukhathazekeni okwengeziwe nokuhlolwa ngisho noma kungabalulekile ngokomtholampilo. Udokotela wakho uzokusiza ukuthi ulinganise lezi zinto ezicatshangelwayo ngokumelene nezinzuzo.

Kufanele ngibone nini udokotela mayelana ne-virtual colonoscopy?

Kufanele uxoxe nge-virtual colonoscopy nodokotela wakho uma kufanele uhlolwe umdlavuza we-colorectal, ngokuvamile uqala eneminyaka engama-45-50. Le ngxoxo ibaluleke kakhulu uma unezici eziyingozi njomlando womndeni womdlavuza we-colorectal noma isifo samathumbu esivuvukalayo.

Cabangela ukuhlela ukubonisana uma uhlangabezana nezimpawu ezinjengoshintsho oluqhubekayo emikhubeni yamathumbu, ubuhlungu besisu obungachazeki, noma igazi esitulweni sakho. Udokotela wakho angathola ukuthi i-virtual colonoscopy ilungele yini isimo sakho.

Ungase futhi ufune ukuxoxa ngale nketho uma ugwema i-colonoscopy yendabuko ngenxa yokukhathazeka noma izinkinga zezokwelapha. I-virtual colonoscopy inganikeza enye indlela enethezekile ngenkathi isanikeza ukuhlolwa okuphumelelayo.

Ziyini izingozi ze-virtual colonoscopy?

I-Virtual colonoscopy ngokuvamile iphephile kakhulu, enezingozi ezincane kakhulu kune-colonoscopy yendabuko. Imiphumela emibi evame kakhulu imnene futhi yesikhashana, okuhlanganisa ukugcwala komoya nokungakhululeki okuncane ngesikhathi senqubo.

Izingozi ezingavamile kodwa ezingenzeka zihlanganisa:

• Ukugqoboka kwamathumbu ngenxa yokugcwala komoya (okungavamile kakhulu, ngaphansi kwe-1 kwamacala ayi-10,000)
• Ukuphendula komzimba emuthini wokuhlukanisa (uma usetshenziswa)
• Ukuvezwa kwemisebe evela ekuskeneni kwe-CT
• Ukomisa emzimbeni ngenxa yokulungiswa kwamathumbu
• Ukungalingani kwe-Electrolyte emithini yokulungiselela

Ukuvezwa kwemisebe evela ku-virtual colonoscopy kuphansi kakhulu, kuqhathaniswa nemisebe engemuva yemvelo ongayithola eminyakeni engu-2-3. Ochwepheshe abaningi bayavumelana ngokuthi izinzuzo zokutholwa komdlavuza zidlula le ngozi encane yemisebe.

Uma uhlangabezana nobuhlungu obukhulu besisu, umkhuhlane, noma izimpawu zokuphelelwa amanzi ngemva kwenqubo, xhumana nodokotela wakho ngokushesha. Lezi zimpawu zingabonisa izinkinga ezidinga ukunakekelwa kwezokwelapha ngokushesha.

Imibuzo evame ukubuzwa mayelana ne-virtual colonoscopy

Q1: Ingabe i-virtual colonoscopy isebenza kahle njenge-colonoscopy yendabuko?

I-Virtual colonoscopy isebenza kahle kakhulu ekutholeni ama-polyps amakhulu nomdlavuza, ngamanani okunemba angama-85-95% kuma-polyps amakhulu kuno-10mm. Kodwa-ke, i-colonoscopy yendabuko isahlala iyindinganiso yegolide ngoba ingathola ama-polyps amancane futhi iwasuse ngesikhathi esifanayo senqubo.

Ngezinhloso zokuhlola, i-virtual colonoscopy inikeza ukutholwa okuhle kakhulu kokungajwayelekile okubalulekile ngokomtholampilo. Uma usengozini emaphakathi futhi ngokuyinhloko ufuna ukuhlolwa, i-virtual colonoscopy ingaba yindlela enhle kakhulu.

Q2: Ingabe i-virtual colonoscopy ilimaza?

Abantu abaningi bathola ukuphatheka kabi okuncane kuphela ngesikhathi se-virtual colonoscopy. Ukuvuvukala komoya kungabangela ukuqaqamba okufana nobuhlungu begesi, kodwa lokhu kuvamile ukuthi kuqhubeke kuphela ngesikhathi senqubo futhi kulungiswe ngokushesha ngemva kwalokho.

Njengoba kungasetshenziswa ukuthuliswa, uzobe uvukile futhi ungaxhumana nochwepheshe uma udinga ukuphumula. Iziguli eziningi zithola i-virtual colonoscopy ikhululeke kakhulu kunalokho obekulindelekile.

Q3: Ingabe i-virtual colonoscopy ingathola umdlavuza?

Yebo, i-virtual colonoscopy inhle kakhulu ekutholeni umdlavuza we-colorectal nama-polyps amakhulu angaphambi komdlavuza. Ucwaningo lubonisa ukuthi lungathola ngaphezu kwama-90% emdlavuza nama-polyps amakhulu abeka ingozi enkulu.

Ukuhlolwa kungase kuphuthelwe ama-polyps amancane kakhulu, kodwa lawa akuvamile ukuthi athuthuke abe umdlavuza ngaphakathi kwesikhathi esivamile sokuhlolwa. Uma umdlavuza utholakala, uzodinga i-colonoscopy yendabuko ukuze uthole amasampula ezicubu nokuhlela ukwelashwa.

Q4: Kufanele ngihlolwe kaningi kangakanani nge-virtual colonoscopy?

I-virtual colonoscopy ngokuvamile incomwa njalo eminyakeni emi-5 kubantu abanobungozi obujwayelekile abanemiphumela ejwayelekile. Lesi sikhathi singaba sifushane uma unezici eziyingozi njengomlando womndeni womdlavuza we-colorectal noma ama-polyps angaphambilini.

Udokotela wakho uzoqoka uhlelo olufanele lokuhlola ngokusekelwe ezingozini zakho zomuntu ngamunye kanye nemiphumela yokuhlolwa kwangaphambilini. Abanye abantu abanobungozi obukhulu bangase badinge ukuhlolwa kaningi noma i-colonoscopy yendabuko esikhundleni salokho.

Q5: Ingabe umshwalense uzosibhadala i-virtual colonoscopy?

Izinhlelo eziningi zomshwalense, okuhlanganisa i-Medicare, zihlanganisa i-virtual colonoscopy njengokuhlolwa kokuhlolwa komdlavuza we-colorectal. Kodwa-ke, imigomo yokuhlinzeka ingahluka, ngakho-ke kubalulekile ukuxhumana nomhlinzeki wakho womshwalense ngaphambi kokuhlela.

Ezinye izinhlelo zingase zidinge imvume ngaphambi kokuthi zenziwe noma zibe nezidingo zeminyaka ethile. Ihhovisi likadokotela wakho ngokuvamile lingasiza ekuqinisekiseni ukuthi umshwalense uyatholakala futhi liphathe noma yiziphi izinqubo zokugunyazwa ngaphambi kokwenza.