Adenomas uye Ukama Hwavo neCaron Cancer
An adenoma inobata, asi dzimwe nguva isati yave nekenza kukura iyo inogona kukura mumakoloni . Adenomas rudzi rwepuropiti inomuka kubva kana inofanana neyendarira yakazara yekoloni asi ine zvimwe zvakasiyana. Adenomas ndiyo inonyanya kuwanda yepuropiti, uyewo iyo inonyanya kukonzera kenza yekoloni, saka kuwana uye kuibvisa kuburikidza nemishonga yekuongorora kunokosha zvikuru pakudzivirira kenza yekoloni .
Apo adenoma inova kenza, inonzi adenocarcinoma . Nenzira yakanaka, adenomas inowanzova nyore kuwana uye kubvisa vasati vasvika kenza.
Adenomas uye Colon Cancer Screenings
Adenomas inowanzowanikwa mukati mekugadzirisa kenza yemukironi yekuongorora, zvakadai sekolonoscopy kana kushandura sigmoidoscopy. Ivo vanobva vabviswa uye vanotumirwa kune chirwere chevanhu vanozozviongorora pamwero wakakura. Zvichawanikwa zvichagoverwa kune chiremba wako, kazhinji kusanganisira manzwiro ekuumbwa kwawo, maitiro akasiyana, uye mungozi wekuva kenza dai vasina kubviswa.
Mazhinji adenomas anokura zvishoma nezvishoma muhuwandu hwevanhu, zvinoreva kuti haabatanidzwi neine genetic mutation. Zvisinei, mungozi yekugadzira mapepa emakoloni makuru kudarika imwe mamita kana kukwidzivirira kenza yekoloni yakakosha kaviri kune vanhu vane chiremba chekutanga-degree iyo yakave yakakura kudarika imwe cm, saka kune imwe nhengo yemhuri yakagamuchirwa.
Mukuwedzera, pane inowanzosangana neine genetic syndrome inozivikanwa semhuri yemadenomatous polyposis (FAP) inokonzera mazana ezviuru zvezvipembenene zvinokonzera kukura semugumisiro wejen mutation.
Adenoma Growth Patterns
Adenomas inogona kuratidza kusiyanana kwekukura kwemaitiro pathologist inogona kuziva. Iyo miviri mikuru yakawanda inotyisa uye inonyangadza, uye mazhinji adenomas inonyanya kuumbwa kwezvikamu zviviri zvirimwa zvakakura.
Munyaya iyi, vanogona kutumidzwa se tubulovillous adenomas. Apo adenomas inowanikwa isina nharo, maitiro avanoita maitiro anobatsira kuziva nguva yakakodzera yekutevera uye kuongorora nzira.
Zvimwe zvinonzi adenomas zvinotsanangurwa sedhineredzwa nokuti dzine 'mazheno anoona' pasi pe microscope. Chimiro chinonzi serrated adenomas uye sessile serrated adenomas dzine zvimwe zvakasiyana, asi zvose zviri zviviri zvinofungidzirwa sezvisinganzwisisiki uye zvinopa mimwe mimwe mikana yekugadzira kenza yekoloni mune ramangwana. Kunyangwe zvakadaro, vanhu vakawanda vane serenomas serred havatombove nekenza.
Adenomas uye Utano hweCancer
Mukana wekuti adenoma ine kenza apo inowanikwa inowananidzwa nehukuru hwayo, rudzi, uye dysplasia, kana kupararira kwemasero asina kukwana. Semuenzaniso, 1.5 cm tubular adenoma ine 2 muzana yega yega yekuve nekenza kana ichienzaniswa ne 3-centimeter villous adenoma, iyo ine 25 muzana yega yekutengesa kenza.
Colon Cancer Screening Schedules
Vanachiremba vakasiyana vanogona kukurudzira nguva dzakasiyana dzenguva pakati pekuongorora, asi nguva iyo nguva inowanzova shoma kana kuongorora kwepfuura kwakawana adenomatous polyp nokuti dambudziko rako rekuwedzera mamwe adenomas mukuru.
Mukuwedzera, imwe konikonikiti inotevera inogona kukurudzirwa nokukurumidza kana kuti gare gare, zvichienderana nehutachiona hwedhenekasi dzako dzakabviswa kare:
| Makore Kusvikira Ikoko Colonoscopy Inotevera | Zvinyorwa Zvinyorwa Zvinyorwa Zvakaitika Pakubviswa Adenoma |
| 5 Makore | Waiva ne 1 or 2 tubular adenomas yakanga iri pasi pe 1 cm (masentimita) muhukuru |
| 3 years | Iwe wakanga uine zvinopfuura 3 tubular adenomas zvakabviswa zvachose OR Iwe wakanga uine 1 adenoma yaive yakakura kupfuura 1 cm yakabviswa zvachose |
| Pasi pemakore matatu | Iwe wakanga uine anopfuura 10 tubular adenomas OR Iwe wakanga uine villous adenoma OR Iwe wakanga uri nepamusoro-grade dysplasia |
| Mwedzi 2 kusvika ku6 | Iwe wakanga uine adesioma yessile yakabviswa zvidimbu |
Sources
- Association of Directors of Anatomic uye Surgical Pathology
- American Cancer Society