Khansara yachiwiri yapamwamba imatanthauza kukhalapo kwa khansa yachiwiri yosagwirizanitsa yomwe imachitika mwa munthu amene ali ndi khansa ina nthawi ina iliyonse. Izi zingakhale nthawi yosokoneza, chifukwa nthawi zambiri ngati khansayo imapezeka mukakhala ndi khansa, ndi chifukwa chofalitsa khansa yoyamba, kaya m'derali (pafupi ndi chotupa choyambirira) kapena kudera lina la thupi.
Zochitika
Sizodziwika kuti nthawi zambiri khansa yapachiwiri imayamba bwanji. Zingaganize kuti chilichonse chomwe chingayambitse khansara imodzi, ikhoza kukupangitsani kuti mukhalenso ndi khansa ina m'tsogolomu. Timadziwanso kuti mankhwala ena opatsirana khansa, monga chemotherapy ndi radiation therapy, angapangitse ngozi kuti mukhale ndi khansara yina yosagwirizana. (Kumbukirani kuti chiopsezochi n'chochepa kwambiri, makamaka poyerekeza ndi phindu la kuchiza khansara yapachiyambi.)
Khansara yachiwiri yapamwamba ikhoza kuchitika mu minofu yomweyo kapena chiwalo ngati khansa yoyamba kapena m'dera lina la thupi.
Chitsanzo cha khansara yachiwiri yapadziko lapansi yomwe imapezeka m'thupi limodzi ikhoza kuphatikizapo khansa ya m'mawere yomwe ili kumanja kwa munthu yemwe kale anali ndi matenda a khansa ya m'mbuyo. Chitsanzo china chikhoza kukhala khansara yatsopano komanso yosagwirizanitsa yomwe imachitika mu chiphuphu china cha mapapo, atatha opaleshoni yabwino kuti achotse khansa mu lobe yosiyana.
Zitsanzo
Zitsanzo za khansa yachiwiri yapachiyambi yomwe imachitika m'thupi lina ingaphatikizepo khansa ya m'mapapo (yomwe ili ndi maselo a mapapu a khansa osati maselo a khansa ya m'mawere) patatha zaka zambiri mutalandira chithandizo cha khansa ya m'mawere . Maselo a khansa yachiwiri imene madokotala amayang'ana pansi pa microscope angawoneke ngati maselo a khansa yamapapu osati maselo a khansa ya m'mawere.
Chimodzimodzinso, anthu ena amatha kupatsidwa khansa yamapapu, ndipo patapita miyezi kapena zaka amayamba khansa ya m'mawere kapena kansa ya prostate .
Izi zikuti, mankhwala si sayansi yangwiro, ndipo sikungatheke kunena ngati khansara yatsopano ndi yosiyana kapena yogwirizana ndi khansara yomwe mudakhala nayo kale.
Zotsatira:
Hayat, M. et al. Zotsatira za khansa, Mitsempha, ndi Mawerengero Ambiri a Khansa Yoyamba kuchokera ku Surveillance, Epidemiology, ndi End Results (SEER) Program. Oncologist . 2007. 12 (1): 20-37.
Johnson, B. Kachiwiri ka khansa ya m'magazi mwa odwala Pambuyo pa Chithandizo cha Poyamba Lung Cancer. Journal of National Cancer Institute . 1998. 90 (18): 1335-1345.