I-Positron Emission Tomission, noma i-PET scan, inguhlolo lwe-imaging olubonisa amazinga womsebenzi wamangqamuzana omzimba futhi kusiza ukukhomba amangqamuzana omdlavuza. Uhlobo oluvame kakhulu lwe-PET scan elisetshenzisiwe namuhla yi-FDG-PET, futhi livame ukusetshenziswa kanye ne-CT, lapho kwenzeka khona izikrini zibizwa ngokuthi ama-FDG-PET / CT.
Isihloko samanje sibhekisela kulolu hlobo lokuskena.
Ukuhlola kwe-PET kusiza ithimba lakho lokunakekelwa kwezempilo ukunquma izinketho zokwelapha ezingcono kakhulu futhi ukuhlola impendulo yokwelashwa okutholile.
Inothi, ezinye izinhlobo ze-PET zihlola ziyasebenza. Isibonelo, i-Gallium-68 i-DOTATOC PET-CT isetshenziselwa izinhlobo ezithile zamagciwane ajwayelekile, aziwa ngokuthi izicubu ze-neuroendocrine. Kumele futhi kuqaphele ukuthi akuzona zonke izinhlobo zomdlavuza eziboniswa yi-FDG-PET-CT.
Izinhlobo eziningi ezivamile ze-lymphoma zingabonwa nge-FDG-PET / CT.
I-PET isebenza kanjani?
Phakathi ne-scan ye-FDG-PET, ushukela omsakazo oluthile, noma i-radiotracer, uqaliswa emzimbeni wakho. Lokhu kuvame ukwenziwa nge-injection engumgogodla, kodwa kwezinye izimo, ungase uceliwe ukuthi uphuze noma uvuselele i-radiotracer. Lolu ushukela luzobuthelwa ezicukheni zakho bese ubonisa amazinga womsebenzi wamaseli. Ukukhishwa kwe-tracer kutholakala ngemishini yokucabanga, ukuhlinzeka isithombe somsebenzi wezinto ezinomzimba ngaphakathi.
Njengoba ezinye izinhlobo zamangqamuzana omdlavuza unezinga eliphakeme lokunciphisa umzimba kunezingqamuzana ezivamile futhi ngakho-ke uthatha ngaphezulu ushukela omsakazo, odokotela bangakwazi ukuwabona ngenani le-radiotracer abayithathayo. Kunezinhlobo zamangqamuzana omdlavuza onokutholwa okuncane kokushukela okungabonakali kwi-scan ye-FDG-PET yesimiso.
Ngokuyisisekelo, ukuskena kwe-FDG-PET kuyakwazi ukuthola amangqamuzana omdlavuza ngokusekelwe kokushukela kwabo.
Kuyini i-PET / CT Scan?
I-Tomography yekhompuyutha , noma i-CT, iyakwazi ukunikeza ulwazi oluthe xaxa mayelana nezakhiwo ngaphakathi komzimba wakho. Lezi zinsuku, izikhungo eziningi zokunakekelwa kwezempilo zisebenzisa inhlanganisela ye-PET ne-CT yokuhlola ukuze uthole izithombe ezicacile futhi ezinembile. Ukuhlanganisa lokhu kuhlolwa kunezinzuzo eziningi:
- I-scan ye-PET ibonisa amangqamuzana angavamile emzimbeni wakho, futhi i-CT scan ichaza indawo yawo ngqo
- ukuhlolwa kwe-PET kungasiza ekunqumeni ukuthi izixuku ezibonwe ku-CT scan ziqukethe amangqamuzana omdlavuza noma cha
- i-CT scan ingasiza ukuthola ukuthi amangqamuzana abonisa umsebenzi ophezulu we-metabolic ku-scan ye-PET empeleni amangqamuzana angavamile, noma ngabe angama-cell ajwayelekile abasebenzisa ushukela owodwa njengama-muscle afana ne-fuel or cell white cells
Ukulungiselela Ukuhlolwa Kwakho
Ukuze ochwepheshe bathole izithombe eziqondile kakhulu, bazokunikeza ulwazi oluningiliziwe mayelana nokulungiselela iskena sakho se-PET. Ngokuvamile lezi ziqondiso zizobonisa ukuthi kufanele uhlele:
- Ngokushesha (asinakho okudliwayo) amahora angu-4-6 ngaphambi kokuhlolwa kwakho ukuqinisekisa ukuthi amaseli akho alambe ngokwanele ukufaka i-radiotracer yeshukela. Lokhu kubandakanya ukungabi nekhofi noma itiye, ukuhlafuna i-gum noma i-candy.
- Phuza inqwaba yamanzi avele eholela ekuvivinyweni kwakho.
- Thatha imithi yobuhlungu uma uyidinga ngaphambi kokuhlolwa. Kuzodingeka ulale amanga isikhathi eside ngenkathi uskena, ngakho-ke uzofuna ukuqinisekisa ukuthi noma yikuphi ukunganaki kulawulwa ngokwanele kusengaphambili.
- Thatha noma yimiphi imithi njengenjwayelo ngosuku lokuhlolwa kwakho, ngaphandle kwemithi yesifo sikashukela noma i-syrups yezidakamizwa.
- Shiya noma yiziphi izinto zensimbi ezifana nezendwangu zokugqoka, noma izinto zokusebenza ezisetshenziswayo zamazinyo, ekhaya. Ngesikhathi sokuhlolwa, ungase ucelwe ukususa izibuko noma ukuzwa ama-aid kusukela kwensimbi kungaphazamisa izithombe.
Kumele uzise umnyango wezokwelapha uma u:
- Ube ne-biopsy, inqubo yokuhlinza, noma ukwelashwa kwama-ray ezinsukwini ezingu-10 ngaphambi kokuqokwa kwakho kwe-scan
- Thuthukisa ukutheleleka kwanoma yiluphi uhlobo ngaphambi kokuqokwa kwakho
- Shintsha ingqondo yakho futhi unqume ukuthi ungahlolwa
- Ingabe i-claustrophobic noma iyethusa ezindaweni ezincane. Ungadinga imishanguzo yokudambisa noma ye-anti-anxiety ukuze uhlole ngokushelela.
- Ngabe unomdlavuza noma ukusabela okudlule ukuhlukumeza ama-dyes.
- Kungakhulelwa noma uma ukondla
- Ingabe isifo sikashukela
Kwenzekani Phakathi Nesivivinyo?
Uma ufika ku-scan ye-PET, umlando wakho nolwazi luzobuyekezwa, futhi uzoba nelungelo lokubuza noma yimiphi imibuzo eyengeziwe ongayithola. Ungase ucelwe futhi ukuba usayine ifomu lokuvuma ngaphambi kokuhlolwa. I-intravenous (IV) ingahle iqalwe, ikakhulukazi uma une-CT scan kanye ne-PET scan yakho.
Amazinga wakho wegazi we-glucose angase ahlolwe ngalesi sikhathi. Uma kunjalo, uzoba nomuthi wesinwe, futhi ushukela wakho wegazi uzohlolwa ngokusebenzisa umshini ophethe ngesandla obizwa ngokuthi i- glucometer . Uma amazinga akho ephezulu kakhulu, kungase kudingeke ukuthi uphinde uhlole ukuhlolwa kwakho.
Kuleli phuzu, uzokwenziwa ukhululeke ekamelweni elithule, elifudumele, futhi i-radiotracer izonikezwa kuwe. Kungathatha isikhashana ukuthi i-radiotracer ihambe emzimbeni wakho futhi iqoqe ezicukheni zakho, ngakho-ke uzocelwa ukuba uqambe amanga noma uhlale ngokuthula ngalesi sikhathi. Kuye endaweni yesimo sakho esithwetshiwe, neziqondiso ezilandelwe isikhungo sakho sokunakekelwa kwezempilo, ungase ucelwe ukuba ungafundi, ulalele umculo, noma ukhulume ukuze ugweme konke ukuhamba.
Uma kufika isikhathi, uzolala etafuleni eliguquguqukayo elikuhambisa ngesithwebuli esithinta i-ring esithatha izithombe. Kuzodingeka ube nokho ngesikhathi sokuskena; ngokuvamile kuthatha imizuzu engama-20 kuya kwangu-60 kokubili ukuhlolwa kwe-PET ne-CT.
Abachwepheshe bazoqinisekisa ukuthi bathole zonke izithombe abazidingayo, futhi uma kunjalo, bazosusa indawo yakho ye-IV futhi uzobe ukhululekile ukushiya ukulandela ukuhlolwa. Uma uthatha isilwane ngaphambi kokuskena, kungenzeka ukuthi akugodli, ngakho-ke uzodinga ukuthi omunye umuntu akuqhume ekhaya.
Konke, kufanele ulindele ukuba ube semnyangweni we-imaging cishe amahora amabili, kusukela ekuqaleni kuya ekupheleni.
Ngemuva kokuhlolwa
Ngemva kokukhipha i-PET kuqedile, uzokwazi ukudla nokuphuza. Eqinisweni, ukuphuza amanzi amaningi kunconywa ukusiza ukuxosha i-radiotracer kusuka ohlelweni lwakho. Inani lemisebe oyothola ngesikhathi sokuskena kwe-PET kufana nalokhu kwe-CT noma ye- scan scan .
Lo mshini uzolahlekelwa umsebenzi wawo emzimbeni wakho futhi ungadluliselwa esitokisini sakho kanye / noma umchamo emahoreni alandela ukuskena kwe-PET. Ezinye imithombo zincoma ukuhlala kude nezingane noma abesifazane abakhulelwe amahora ambalwa ngemva kokuhamba. I-radiotracer kufanele iphume ngokuphelele ohlelweni lwakho ngemuva kosuku noma ngaphezulu.
Isazi sezokwelapha sezokwelapha sizobukeza izithombe kusuka kuskena sakho, uphinde uthumele incazelo yawo kudokotela wakho okhulumelayo. Buza ukuthi kufanele uxhumane nodokotela wakho ngemiphumela, noma ngabe bazoxhumana nawe.
Ukuyifinyelela
Izilinganiso ze-PET ziyakwazi ukuthola amangqamuzana angavamile nje ngendlela abamba ngayo futhi agqugquzele ushukela. Ikakhulu uma isetshenziselwa ukuhlanganiswa ne-CT scan, i-PET scan ingahlinzeka ngemininingwane eqondile mayelana namagciwane efana ne-lymphoma ne-myeloma, futhi usize odokotela bahlele futhi bahlole ukwelashwa.
Ngaphambi kokuhlola kwakho kwe-PET okuhleliwe, qiniseka ukuthi unikezwe, futhi uyaqonda, yonke imiyalo enikezwe yona ukukusiza ukulungiselela.
Imithombo
Bredella, M., Steinbach, L., Caputo, G., Segall, G., Hawkins, R. Inani le-FDG PET kuHlelo lweziguli ezine-Myeloma eziningi. I-American Journal of Roentgenology 2005. 184: 1199- 1204.
UBurton, C., Ell, P., Linch, D. Indima ye-PET yokucabanga nge-lymphoma. British Journal of Hematology 2004. 126: 772-84.
I-Seam, P., Juweid, M., Cheson, B. Indima ye-FDG-PET ihlola ngeziguli ezine-lymphoma. Igazi. 2007. 110: 3507-3516.
I-American College ye-Radiology Imaging Network. Mayelana ne-Pet Scans. Kufinyelelwe ngo-Ephreli 2016.