Yini i-CT Scan? Inhloso, Inqubo & Imiphumela

I-CT scan iyisivivinyo sokuthwebula izithombe zezokwelapha esithatha izithombe ezinemininingwane ngaphakathi komzimba wakho sisebenzisa imisebe ye-X kanye nobuchwepheshe bekhompyutha. Cabanga ngayo njengenguqulo ethuthukiswe kakhulu ye-X-ray ejwayelekile ekwazi ukubona izitho zakho, amathambo, nezicubu ezingxenyeni ezincane, njengokubuka amakhasi encwadi.

Le nqubo engabuhlungu isiza odokotela ukuxilonga ukulimala, izifo, nokuqapha impilo yakho ngokunemba okukhulu. Uzoqamba amanga etafuleni elishelela ngomshini omkhulu, onjengendandatho ngenkathi uthwebula izithombe zomzimba wakho buthule.

Yini i-CT scan?

I-CT scan, ebizwa nangokuthi i-CAT scan, imele ukuthi "computed tomography." Ihlanganisa izithombe eziningi ze-X-ray ezithathwe ngamakhona ahlukene emzimbeni wakho ukuze zenze izithombe eziwela ngaphakathi kwamathambo akho, imithambo yegazi, nezicubu ezithambile.

Umshini uyazungeza ngenkathi ulele unganyakazi, uthatha amakhulu ezithombe ezinemininingwane ngemizuzu nje. Ikhompyutha bese icubungula lezi zithombe ukwenza izithombe ezicacile, ezinemininingwane odokotela abangazihlola esikrinini.

Ngokungafani ne-X-ray ejwayelekile ekhombisa amathambo kuphela ngokusobala, ama-CT scan embula izicubu ezithambile njengobuchopho bakho, inhliziyo, amaphaphu, nesibindi ngemininingwane emihle kakhulu. Lokhu kubenza babe yigugu elikhulu ekuxilongeni izimo eziningi.

Kungani kwenziwa i-CT scan?

Odokotela batusa ama-CT scan ukuxilonga izimo zezokwelapha, ukuqapha ukuqhubeka kokwelashwa, nokuqondisa izinqubo ezithile. Lolu vivinyo lokuthwebula izithombe lubasiza ukubona ngaphakathi komzimba wakho ngaphandle kokwenza noma yikuphi ukusika noma ukusika.

Udokotela wakho angase ayale i-CT scan uma uhlangabezana nezimpawu ezingachazeki njengobuhlungu obuqhubekayo, izigaxa ezingavamile, noma izinguquko eziqondene nempilo yakho. Iphinde isetshenziswe kakhulu ngemva kwezingozi ukuhlola ukulimala kwangaphakathi.

Nazi izizathu eziyinhloko odokotela abasebenzisa ngazo ama-CT scan, futhi ukuqonda lokhu kungasiza ukunciphisa noma yikuphi ukukhathazeka ongase ube nakho mayelana nokuthi kungani udokotela wakho encoma leli vivinyo:

• Ukuxilonga ukulimala okuvela ezingozini noma ukuwa, ikakhulukazi ukulimala ekhanda nokopha ngaphakathi
• Ukuthola umdlavuza, izimila, noma ukukhula okungajwayelekile noma yikuphi emzimbeni wakho
• Ukuqapha ukuthi ukwelashwa komdlavuza kusebenza kahle kangakanani
• Ukuhlola amahlule egazi, ikakhulukazi emaphashini noma emilenzeni yakho
• Ukuhlola izifo zenhliziyo nezinkinga zemithambo yegazi
• Ukuxilonga izifo, ikakhulukazi esiswini sakho noma esifubeni
• Ukuqondisa ama-biopsies nezinye izinqubo zezokwelapha
• Ukuthola amatshe ezinso noma amatshe e-gallstones
• Ukuhlola ukuqhekeka kwamathambo nezinkinga zamalunga
• Ukuhlola ukopha ngaphakathi noma ukwakheka koketshezi

Izimo eziningi zalezi zitholakala lapho zitholwa ngokushesha, yingakho ama-CT scans engamathuluzi wokuxilonga abaluleke kangaka. Udokotela wakho umane uqoqa imininingwane edingekayo ukuze akunikeze ukunakekelwa okungcono kakhulu.

Yini inqubo ye-CT scan?

Inqubo ye-CT scan iqondile futhi ngokuvamile ithatha imizuzu engu-10-30 kusukela ekuqaleni kuze kube sekupheleni. Uzoshintsha ufake ingubo yasesibhedlela futhi ususe noma yimuphi ubucwebe bensimbi noma izinto ezingase ziphazamise ukucabanga.

Uchwepheshe uzokubeka etafuleni elincane elishelela ngaphakathi kwe-CT scanner, ebukeka njengedonathi elikhulu. Ukuvulwa kubanzi ngokwanele ukuthi abantu abaningi bangazizwa bevalekile, futhi ungabona ngakolunye uhlangothi.

Nakhu okwenzekayo ngesikhathi sokuskena kwakho, isinyathelo ngesinyathelo, ukuze wazi kahle ukuthi yini ongayilindela:

1. Uzoqala ngokulala embhedeni onamathiselwe, ngokuvamile ngomhlane wakho
2. Uchwepheshe angase asebenzise imiqamelo noma imichilo ukukusiza ukuthi uhlale endaweni efanele
3. Uma udinga umbala wokwenza umehluko, uzonikezwa nge-IV noma ngomlomo
4. Itafula lizokushuthekisa kancane emgodini we-scanner
5. Umshini uzoqala ukwenza imisindo yokuzungeza noma yokuchofoza njengoba uthatha izithombe
6. Kuzodingeka ubambe umoya wakho isikhashana (10-20 amasekhondi) uma uqondiswa
7. Itafula lingase lihambe kancane phakathi kwamasethi ahlukene ezithombe
8. Uchwepheshe uzoxhumana nawe ngocingo
9. Ungacindezela inkinobho yokushaya ucingo uma udinga usizo nganoma yisiphi isikhathi

Ukuskena kwangempela kuthatha imizuzu embalwa nje, nakuba lonke i-aphoyintimenti lingase lithathe isikhathi eside uma udinga umbala wokwenza umehluko noma ukuskena okuningi. Uzokwazi ukuya ekhaya ngokushesha ngemva kwalokho futhi ubuyele emisebenzini yakho evamile.

Ungalungiselela kanjani ukuskena kwakho kwe-CT?

Ukuskena okuningi kwe-CT kudinga ukulungiselela okuncane, kodwa ihhovisi likadokotela wakho lizokunikeza imiyalelo ethile ngokusekelwe ekutheni iyiphi ingxenye yomzimba wakho eskenwayo. Ukulandela le miyalelo kusiza ekuqinisekiseni izithombe ezicacile, ezinembile.

Uma ukuskena kwakho kudinga umbala wokwenza umehluko, ungase udinge ukugwema ukudla noma ukuphuza amahora ambalwa ngaphambi kwalokho. Lokhu kusiza ekuvimbeleni isicanucanu futhi kuqinisekisa ukuthi impahla yokwenza umehluko isebenza kahle.

Ukulungiselela kwakho kungase kufake lezi zinyathelo ezibalulekile, futhi ukuzinakekela ngaphambi kwesikhathi kuzokwenza i-aphoyintimenti yakho lihambe kahle:

• Susa zonke izinto zokuhloba, izinto zokubhoboza, nezinto zensimbi ngaphambi kokuskena
• Gqoka izingubo ezikhululekile, ezilula ezingenazo iziphu zensimbi noma izinkinobho
• Xhumana nodokotela wakho mayelana nanoma imiphi imithi oyithathayo
• Tshela abasebenzi uma ukhulelwe noma ungase ukhulelwe
• Khuluma nganoma yikuphi ukungezwani komzimba, ikakhulukazi kumbala ohlukile noma i-iodine
• Landela imiyalelo yokuzila ukudla uma ukuskena kwakho kudinga izinto eziphambene
• Phuza amanzi amaningi ngaphambi kokuskena okudinga izinto eziphambene zomlomo
• Lungiselela ezokuthutha uma uzothola ukuthuliswa
• Letha uhlu lwemithi yakho yamanje
• Fika ngaphambi kwemizuzu engu-15-30 ukuze uhlole futhi wenze imibhalo

Uma unezinkinga zezinso noma isifo sikashukela, qiniseka ukuthi uxoxa ngalokhu nodokotela wakho ngaphambi kwesikhathi. Bangase badinge ukulungisa ukulungiselela kwakho noma basebenzise izinto eziphambene ezihlukene ukuze zikugcine uphephile.

Ungazifunda kanjani imiphumela yakho yokuskena kwe-CT?

Umsakazi, udokotela oqeqeshwe ngokukhethekile ekufundeni izithombe zezokwelapha, uzohlaziya ukuskena kwakho kwe-CT futhi abhale umbiko onemininingwane kadokotela wakho. Ngokuvamile uzothola imiphumela ezinsukwini ezimbalwa zokuskena kwakho.

Udokotela wakho uzochaza ukuthi imiphumela isho ukuthini empilweni yakho futhi axoxe nganoma yiziphi izinyathelo ezidingekayo ezilandelayo. Imibiko yokuskena kwe-CT ingase ibonakale iyinkimbinkimbi, kodwa umhlinzeki wakho wezempilo uzohumusha imigomo yezokwelapha ngolimi olungaluqonda.

Nakhu okutholakele okuhlukene ekuskeneni kwakho kwe-CT okungase kukhombe, nakuba ukhumbule ukuthi udokotela wakho ungumuntu ongcono kakhulu wokuchaza ukuthi lokhu kusho ukuthini ngesimo sakho esithile:

• Imiphumela ejwayelekile isho ukuthi akukho okungajwayelekile okutholwe endaweni eskeniwe
• Imiphumela engajwayelekile ingase ikhombise izimila, izifo, noma izinkinga zesakhiwo
• Ukwenza ngcono ukungafani kungasiza ukuhlonza izindawo zokuvuvukala noma ukugeleza kwegazi okungajwayelekile
• Izilinganiso zobukhulu zisiza ukulandelela izinguquko ngokuhamba kwesikhathi
• Ulwazi lwesisindo samathambo luveza ukuqhekeka noma izifo zamathambo
• Ukuma nendawo yezitho zibonisa ukuthi konke kulungile yini
• Ukuqoqwa koketshezi kungase kubonise izifo noma ukopha
• Ukucabanga ngemithambo yegazi kungaveza ukuvaleka noma okungajwayelekile

Khumbula ukuthi okutholakele okungajwayelekile akusho ngaso sonke isikhathi ukuthi kukhona okungathi sína okungalungile. Izimo eziningi ezitholakala ekuskeneni kwe-CT ziyelapheka, futhi ukutholwa kwasekuqaleni kuvame ukuholela emiphumeleni engcono.

Ziyini izingozi nezinkinga zokuskena kwe-CT?

Ukuskena kwe-CT kuvamile ukuphepha kakhulu, kodwa njenganoma iyiphi inqubo yezokwelapha, kuthwala ezinye izingozi ezincane. Okukhathaza kakhulu ukuchayeka emisebeni, nakuba inani elisetshenziswa kumashini e-CT anamuhla ligcinwa liphansi ngangokunokwenzeka ngenkathi lisakhiqiza izithombe ezicacile.

Umthamo wemisebe ovela ekuskeneni kwe-CT uphakeme kune-X-ray ejwayelekile kodwa usalokhu uphansi. Ukuze uthole umbono, kufana nemisebe engemuva yemvelo ongayithola ezinyangeni ezimbalwa kuya eminyakeni embalwa.

Nazi izingozi ezingaba khona okufanele uziqaphele, nakuba izinkinga ezingathi sína zingavamile:

• Ukwambulwa emisebeni, okwandisa kancane ingozi yomdlavuza ekuphileni
• Ukuphendula komzimba ezintweni ezingafani, kusukela kokuncane kuya kokukhulu
• Izinkinga zezinso ezivela ezintweni ezingafani, ikakhulukazi kubantu abanezifo zezinso ezikhona
• Isicanucanu noma ukuhlanza okuvela ezintweni ezingafani ngomlomo
• Ukuvuvukala kwendawo yokujova uma umbala wokungafani uvuza ku-IV
• Ukukhathazeka noma i-claustrophobia, nakuba lokhu kungavamile ngenxa yomklamo ovulekile

Abesifazane abakhulelwe kufanele bagweme ukuskena kwe-CT ngaphandle uma kudingeka ngempela, njengoba imisebe ingalimaza ingane esakhula. Hlala utshela udokotela wakho uma ukhulelwe noma ungase ukhulelwe.

Ithimba lakho lezempilo lithatha zonke izinyathelo zokuphepha ukunciphisa izingozi ngenkathi lithola izithombe ezidingekayo ekunakekelweni kwakho. Izinzuzo zokuxilongwa okunembile cishe ngaso sonke isikhathi zidlula izingozi ezincane ezihilelekile.

Kufanele ngibone nini udokotela mayelana nemiphumela ye-CT scan?

Udokotela wakho uzokuthinta uma imiphumela yakho ye-CT scan isilungile, ngokuvamile kungakapheli izinsuku ezimbalwa. Bazohlela ukuqokwa okulandelayo ukuze baxoxe ngemiphumela kanye nanoma yiziphi izinyathelo ezilandelayo ezinconyiwe zokunakekelwa kwakho.

Ungakhathazeki uma udokotela wakho efuna ukukubona mathupha ukuze axoxe ngemiphumela. Lokhu kuyindlela ejwayelekile futhi akusho ngempela ukuthi kukhona okungalungile. Odokotela abaningi bakhetha izingxoxo zobuso nobuso zayo yonke imiphumela, kokubili ejwayelekile nengajwayelekile.

Kufanele uthinte ihhovisi likadokotela wakho uma uhlangabezana nanoma yiziphi lezi zimo ngemva kwe-CT scan yakho:

• Awuzwanga ngemiphumela yakho kungakapheli isonto ngemva kokuskena kwakho
• Uba nezimpawu ezintsha noma eziqhubekayo ngenkathi ulinde imiphumela
• Unemibuzo mayelana nemiphumela yakho noma ukwelashwa okunconyiwe
• Uba nokusabela okubambezelekile kumbala ohlukile, njengokuqubuka noma ukuvuvukala
• Udinga amakhophi ezithombe zakho zokunye udokotela noma umbono wesibili
• Uzizwa ukhathazekile ngemiphumela futhi udinga ukuqinisekiswa

Khumbula ukuthi ithimba lakho lezempilo likhona ukukusekela kulo lonke le nqubo. Unganqikazi ukubuza imibuzo noma ukuveza ukukhathazeka mayelana ne-CT scan yakho noma imiphumela.

Imibuzo evame ukubuzwa mayelana ne-CT scans

Q1: Ingabe i-CT scan ingcono kune-MRI?

I-CT scans kanye ne-MRIs zombili ziyithuluzi elihle lokuthwebula izithombe, kodwa zisebenzela izinjongo ezihlukene. I-CT scans ishesha futhi ingcono ekuthwebuleni amathambo, ukuthola ukopha, kanye nezimo eziphuthumayo, kuyilapho i-MRIs inikeza imininingwane engcono yezicubu ezithambile ngaphandle kwemisebe.

Udktela wakho ukhetha ukuhlolwa okungcono kakhulu kokuthwebula izithombe ngokusekelwe kulokho abakudingayo ukukubona kanye nesimo sakho sezempilo esiqondile. Ngezikhathi ezithile ungase udinge zombili izinhlobo zokuhlolwa ukuze uthole isithombe esiphelele sempilo yakho.

Q2: Ingabe ukuhlolwa kwe-CT kungathola zonke izinhlobo zomdlavuza?

Ukuhlolwa kwe-CT kungathola izinhlobo eziningi zomdlavuza, kodwa akuphelele ekutholeni yonke imidlavuza. Zinhle kakhulu ekuboneni izimila ezinkulu kanye nezixuku, kodwa imidlavuza emincane kakhulu ingase ingabonakali kahle ezithombeni.

Eminye imidlavuza itholwa kangcono ngezinye izivivinyo ezinjenge-MRI, ukuhlolwa kwe-PET, noma izivivinyo zegazi ezithile. Udktela wakho uzoncoma izivivinyo ezifanele kakhulu zokuhlola nokuxilonga ngokusekelwe ezimpawini zakho kanye nezici eziyingozi.

Q3: Ngingakwazi kangaki ukuba nokuhlolwa kwe-CT ngokuphepha?

Akukho mkhawulo obekiwe wokuthi ungaba nokuhlolwa okungaki kwe-CT, njengoba isinqumo sincike ezidingweni zakho zezokwelapha kanye nezinzuzo ezingaba khona uma kuqhathaniswa nezingozi. Odokotela bacabangela ngokucophelela ukuchayeka emisebeni futhi ba-oda ukuhlolwa kuphela lapho imininingwane yokuxilonga ibalulekile ekunakekelweni kwakho.

Uma udinga ukuhlolwa okuningi kwe-CT, ithimba lakho lezempilo lizolandelela ukuchayeka kwakho emisebeni eqongelelwe futhi lingase lincomise izindlela zokuthwebula izithombe ezingezinye uma kufanelekile. Inzuzo yezokwelapha yokuxilongwa okunembile ngokuvamile idlula ingozi encane yemisebe.

Q4: Ngizozizwa ngivalekile ngesikhathi sokuhlolwa kwe-CT?

Abantu abaningi ababi nakho ukuzizwa bevalekile ngesikhathi sokuhlolwa kwe-CT ngoba umshini unomklamo omkhulu, ovulekile. Ukuvulwa kukhulu kakhulu kunomshini we-MRI, futhi ungabona ngakolunye uhlangothi ngesikhathi sokuhlolwa.

Uma uzizwa ukhathazekile, uchwepheshe angakhuluma nawe kuyo yonke inqubo futhi angase anikeze ukuthuliswa okuncane uma kudingeka. Ukuhlolwa ngokwako futhi kusheshe kakhulu kune-MRI, ngokuvamile kuthatha imizuzu embalwa nje.

Q5: Ngingakwazi yini ukudla ngokujwayelekile ngemva kokuhlolwa kwe-CT ngokungafani?

Yebo, ungabuyela ekudleni kwakho okuvamile ngokushesha ngemva kokuskena kwe-CT nge-contrast. Eqinisweni, ukuphuza amanzi amaningi ngemva kokuskena kusiza ukukhipha izinto ze-contrast ngokushesha emzimbeni wakho.

Abanye abantu bangase babe nesicanucanu esincane noma ukunambitheka kwensimbi emlonyeni wabo ngemva kokuthola umbala we-contrast, kodwa lezi zinto zokwenzeka zesikhashana futhi zivame ukunyama ngaphakathi kwamahora ambalwa. Xhumana nodokotela wakho uma uba nezimpawu eziqhubekayo noma izimpawu zokungezwani komzimba.