ImpiloImithi

Ukuhlola izifo zocansi: amasu eziyisisekelo

Screening izifo ezithathelana ngocansi bekulokhu ndaba ebucayi, kodwa ukhuluma ngani kubalulekile. ezingeni Inkulu kakhulu ukutheleleka asikisela ukuthi lezi izifo, izifo ezithathelwana ngobulili, - omunye Yinkinga enkulu kakhulu nebaluleke kunazo zonke zemithi yanamuhla, egcwele ngempela ngenkuthalo uphenyo kule minyaka yamuva. Esikhathini sethu, ososayensi bathole izifo ezingaba ngu-30. Futhi abanye babo bangase kungaholela emiphumeleni engathí sina.

Screening izifo ezithathelana ngocansi ezinsukwini zethu ifinyelele ukuchuma okungavamile. Indlela eyinhloko yokuhlola ukuhlahlwa laboratory. Nokho, ukunikeza ukuhlolwa izifo ezithathelana ngocansi, isiguli kufanele sikhumbule ukuthi munye, efanelekayo bonke abantu, indlela ucwaningo ayikho noma ingakamiswa ezitholakele. indlela ngamunye ihlinzeka yi ezimbili abami. Akuwona wonke yi omuhle kangaka ngempela, futhi okuphambene nalokho. Ngakho-ke, kudingeka singagcini nje ukuhlaziya, kodwa futhi kokubonisana udokotela-wesikhumba. Kuphela udokotela abanolwazi, isazi sangempela ensimini yabo, ungakwazi ukuqhathanisa yonke idatha futhi wenze uphethwe yini.

Ngakho babonisana yezokwelapha kuyingxenye ebalulekile yokuhlola izifo ezithathelana ngocansi, njengoba nje uchwepheshe:

  • pre-ihlola izikhalazo kanye nezimpawu. Khona-ke ubeka phambili nokucabanga (nje Ukuqagela) mayelana nemvelo yokugula kwakho;
  • It ihlose ukuba bahlolelwe STI.

Khona-ke endaweni yokucwaninga uphuzwe ngoba ozakwabo. zingabantu:

  • nje ukwenza iqoqo impahla;
  • uhlole ukuthi khona izifo ezidluliselwa ngocansi.

Nalapha, ihlaziya ukuza kudokotela. Wayefanele kakade, futhi ibika imiphumela izifundo laboratory, ngaleyo ndlela ukuvala iketanga.

Kukhona indlela ukuhlola DNA, ukuvumela ukuba afeze ucwaningo kwi-STI. Liyakwazi ukuzwa lwegciwane DNA asendabeni test. kokutshelwa ngokukhubazeka kwengane wenziwa ngezindlela ezimbili - LCR (ligase chain reaction) futhi i-PCR (Polymerase Chain Reaction). Qaphela ukuthi le ndlela akuhlangene ne ekutadisheni DNA yomuntu izinjongo ezihlukahlukene. Into kuphela exhumanisa kubo - kuba into ngawo zisebenza kuphela.

PCR futhi LCR ukwenza izenzo ezihlukahlukene, futhi phakathi naleso kwembula uqobo ukutheleleka (uma, kwakuwuhlelo asendabeni), futhi-ke, ngesikhathi, izikhathi eziningi "izandisele". imishini ephezulu ukucacisa ukuyithola, nganoma iluphi nenani butholakala le nto. Ukunemba le ndlela kuyinto engaphezu kwama-95%, okuyinto yalokho enkulu namuhla.

Ukuhlola i--STI manje kungenzeka nangokunquma khona kwamasosha omzimba womuntu. Ukuze lolu cwaningo, ukuhlolwa igazi. It ukucacisa khona amasosha omzimba ahlukahlukene. Ngezinye izikhathi le ndlela isetshenziswa ukuqapha ngesikhatsi ukwelashwa.

"Smear" ubizwa nangokuthi kabanzi. Kungaba afeze nganoma yisiphi isikhathi, kodwa imiphumela olunembile kakhulu, lolu cwaningo lunikeza kuphela icala uma isifo esanda "wathathwa" noma sobala kakhulu.

Khumbula: Ukuze uthole ukwaziswa okunokwethenjelwa mayelana nokuba khona izifo ezidluliselwa ngocansi emzimbeni, kumele zidlule eziningi survey ezahlukene.

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