Tsanangudzo uye Kukosha kweMetastasia Nekenza
Izwi rokuti metastasis rinorevei? Ko kanzura inopararira sei kune dzimwe nzvimbo dzomuviri, nei dzichipararira (kusiyana nematumbo anonyanyisa,) uye ndeipi nzvimbo dzakawanda zvikuru dzemasimisita?
Tsanangudzo yeMetastasis
Mastasisis rinorondedzerwa sekupararira kwekenza masero kubva panzvimbo yavo yepamusoro (nhengo iyo kenza yakatanga) kune imwe nzvimbo yomuviri.
Kanzira yakapararira nenzira iyi inonzi mastrasetic cancer.
Mutanha wemetastatic inonzi zita rakabva panzvimbo iyo kenza yakatanga. Semuenzaniso, kana mutsa wemapapu unopararira kumapfupa, haungatumidzi "kenza yemapfupa" asi "muto wemapapu emapapu kumapfupa." Muchiitiko ichi, apo masero emasitadhi anotariswa pasi pe microscope ivo vaizova mapapu ekenza masero, kwete masero epafupa.
Mimwe mishonga inokonzera mastatic panguva yekuongororwa, asi vamwe vanova metastatic mushure mokunge kenza yafambira mberi, kana ichidzoka. Kana kenza yabuda (kana kuti inenge isingakwanisi kuonekwa nezvikwangwani) uye gare gare inodzokera kune imwe nzvimbo kunze kwekenza yepakutanga, inonzi "kudzoka kure." Mumakemikari epakati, chirwere chakakonzerwa nekugadziriswa chinowanzoonekwa sendiro 4.
Kukosha kweMetastases
Iko kukwanisa kugadziriswa ndeimwe chimiro chakakura chinoparadzanisa maronda anouraya (kenza) kubva kubenin (kwete-kenza) matumbo.
Zvimwe zvirwere zvinokonzera zvinogona kukura kuti zvive zvakakura, uye zvinokonzera matambudziko makuru, kunyanya kana ari munzvimbo yakapoteredzwa seuropi. Asi izvi zvipembenene hazviparidzi kune dzimwe nzvimbo dzomuviri.
Metastases inokonzera 90 muzana yekenza kufa, uye naizvozvo tsvakurudzo yakawanda iri kuenderera mberi ichicherechedza nzira mbiri dzokubata mastasisita uye nzira dzekudzivirira izvi kupararira kubva kuitika pakutanga.
Cancers Inogadzirisa Sei (Kuparadzira)?
Masero eC Cancer akasiyana nemasero akajairika nenzira dzakasiyana-siyana , rimwe rawo nderokuti masero emukenza anokwanisa kudzivirira kubva kumasero ari pedyo kuitira kuti apinde uye apararire kune mamwe maviri. Masero anowanzoita masikironi anotsigira akaita seglue, achibata masero akafanana pamwe chete. Masero eC Cancer haasisina izvi zvinotsigira ma molecules achivabvumira kuti vasunungure uye vafambe. Imwe misiyano ndeyekuti masero anowanzoenderera kune mamwe masero ari pedyo-muzvinyorwa, achiyeuchidzwa nemiganhu yavo. Masero eC Cancer akagadzira nzira dzisingateereri zviratidzo izvi zvekukurukurirana. Kamwe kenza yesero "yakasununguka" uye inofamba, inokwanisa kufamba. Kune nzira dzakawanda dzakasiyana-siyana umo masero ekenza akapararira :
- Locally (regionally): Kana bonde rebenign richikura vanoita saizvozvo sehutu hwakasimba, sekunge kune muganhu wakajeka unawo. Kusiyana neizvi, kenza dzemasera dzinopinda mumakamu emunharaunda nenzira inopesana iyo inogona kuonekwa sematende. Ndiko, chaizvoizvo, kuwedzera kwechirw-kufanana nekenza kune mamwe maviri anobva kune zita racho; kenza iri kubviswa kubva muchiGiriki izwi ra claw.
- Kupfurikidza neropa: Masero eC Cancer anogona kupinda muropa uye oenda kune dzimwe nzvimbo dzomuviri.
- Kuburikidza ne lymphatic system: I lymphatic system imwe yerukirwo inoshandiswa nekenza masero.
Kuburikidza nemhepo yepamhepo (kenza yemapapu): Mukuwedzera kune nzira dzemasastasis pamusoro apa, zvidzidzo zvenguva pfupi zvinoratidza kuti kenza yemapapu, inogona kupararira kuburikidza nemugwagwa wemapapu (aerogenous metastasis) zvakare, uye izvi zvinogona kuva zvakakosha kupfuura ropastream metastasis ye vanhu vane mapapu adenocarcinoma .
Kamwe kana kenza yakapararira, mamwe matanho anodikanwa kuti ave nechokwadi kuti masero emukenza anogona kuramba achikura. Chimwe chikonzero ndekuumbwa kwemidziyo mutsva yeropa kudyisa chirwere chitsva, chirongwa chinonzi angiogenesis .
Mishonga inonzi angiogenesis inhibitors inoshanda kushandura izvi, zvichiita kuti zvive nyore kuti tumarara dzizviise munzvimbo itsva.
Ko Cancers Inopararira kupi?
Kanzira dzakawanda dzinokwanisa kupararira kunharaunda ipi zvayo yemuviri, asi dzimwe nzvimbo dzemasimisita dzakawanda kupfuura dzimwe.
Nzvimbo dzemasastasis yakazara uye nemhando dzakawanda dzekenza dzinosanganisira:
- Nzvimbo dzakawanda kwazvo dzemasastasis yose dzinosanganisira mapfupa, chiropa, nemapapu.
- Nzvimbo dzakajairika dzekenza yepabonde kuti dzive nemapfupa, mapuropa, chiropa, nemapapu.
- Nzvimbo dzakajairika dzemapapu emapapu kupararira ndezvenyeredzi, mafupa, uropi, chiropa, uye kune imwe nzvimbo mumapapu.
- Nzvimbo dzakajairika dzekenza yekoloni kunopedzisira kune chiropa, mapapu, uye peritoneum.
- Nzvimbo dzakajairika iyo kenza yepirate inopararira ndeye adrenal gland, bone, chiropa, nemapapu.
Zviratidzo zveMetastases
Zviratidzo zvekenza yemasitati zvinogona kusanganisira izvo zvine chokuita nekuvapo kwechirwere mune imwe nzvimbo yomuviri iyo kenza yakapararira, uyewo zviratidzo zvisiri izvo zvakadai sokusazvipira kwekurema nekurema. Zvimwe zviratidzo zvinogona kusanganisira:
- Mastastase inokonzera mungozi inogona kukonzera kupfuva kusingaperi, kuperevedza kufema, kana kurwadziwa kwepfupa.
- Utachiona hunokonzera ubongo hunogona kukonzera misoro, kuparara kwemaono, kugumburwa, kupera kana kushaya simba kwemaoko kana makumbo, nekurasikirwa kwekuenzanisa.
- Bone metastases inogona kukonzera marwadzo munharaunda iyo mafupa akabatwa aripo, pamwe nekamukidzi yakakwirira muropa (hypercalcemia ye malignancy.) Kana kenza iripo mune pfupa inogona kunge yakanganisa kuputsika, uye chiratidzo chekutanga yemasitasis pfupa inogona kunge iri kuputika kwechirwere (kuputsika kuburikidza nefupa rinokonzerwa nechirwere.) Kana kenza inopararira kumusana, inogona kukonzera musana wechipfupa kuomesa nekushaya simba kwemakumbo uye maronda kana chirwere chekushaya simba.
- Chiropa chinokonzera chiropa chinogona kukonzera jaundice (tsvuku yekudzika kweganda,) kuputika, kurwadziwa mumimba, uye kuora muviri.
- Metastases kune adrenal gland inowanzotadza asi inokosha pamusoro pekurapa.
Kurapwa kweMatastatic Cancer
Kurapa kwekenza yemasitrasi kunobva pane imwe nzvimbo yepamuviri. Kenza yemetastatic haigoni kuporeswa, asi inoporesa. Mishonga mitsva yakadai seyakarongwa nemishonga uye immunotherapy iri kuwedzera mararamiro ehupenyu hwevamwe vanhu vane kenza yemastrase, uye mishonga yakawanda iri kuongororwa mumakirini emakirini anounza tariro yokuti humwe huri nani huri nani mukurapa mishonga yekenza iri pedyo.
Dzimwe nzvimbo dzemasastases, zvisinei, zvakaoma kubata kura kupfuura vamwe. Pamusana peurongwa hwakaoma hwemasero akaoma akabatanidzwa anonzi seuropiti yeropa, chipingamupinyi chakagadzirirwa kudzivirira utachiona kubva pakusvika kune inonzi central nervous system, dzakawanda chemotherapy mishonga, uye zvimwe zvinorapwa zvirwere hazvikwanise kusvika kune dzimwe nzvimbo dzemasitosita muuropi . Dzidzo dziri kuenderera mberi dzichitsvaga mishonga inonyatsokwanisa kupindira muuropi, pamwe chete nedzimwe nzira dzokurapa maitiro aya.
Kune vamwe vanhu vane imwe kana mashomanana masayiti e-metastases (oligometastases,) kubvisa masastasisheni nekuvhiya kana kupisa kwemazuva kunogona kuvandudza kupona. Izwi rokuti metastasectomy rinoshandiswa kurondedzera kubviswa kwemasastases uye inogona kufungwa nezvimwe mhando dzekenza dzine masero mashoma chete kuuropi, chiropa, kana mapapu.
> Sources:
> America Cancer Society. Chii chinonzi Metastasis? Updated 12/15/16. http://www.cancer.org/treatment/understandingyourdiagnosis/bonemetastasis/bone-metastasis-what-is-bone-mets
> Gaikwad, C. et al. Anerogenous Metastases: A Potential Game Changer muKutsvaga uye Kutungamirirwa Kwepamusoro Lung Adenocarcinoma. American Journal of Roentgenology . 2014. 203 (6): 570-82.
> National Cancer Institute. Metastatic Cancer. Updated 02/06/17. https://www.cancer.gov/types/metastatic-cancer