PSA mayeso: ndi chiyani, ndi chiyani komanso kuti mumvetse bwanji zotsatira zake

Zamkati

• Ndi chiyani
• Momwe mungamvetsetse zotsatira za mayeso
• Kodi PSA yaulere ndi chiyani?
• PSA kachulukidwe ndi liwiro

PSA, yotchedwa Prostatic Specific Antigen, ndi enzyme yomwe imapangidwa ndi maselo a Prostate omwe kuwonjezeka kwa ndende kumatha kuwonetsa kusintha kwa prostate, monga prostatitis, benign prostatic hypertrophy kapena khansa ya prostate, mwachitsanzo.

Kuyesa magazi kwa PSA nthawi zambiri kumawonetsedwa kamodzi pachaka mwa amuna onse azaka zopitilira 45, koma atha kugwiritsidwa ntchito pakagwa kukayikira vuto lililonse la kwamikodzo kapena prostate. Kuyesa kwa PSA ndikosavuta komanso kopanda ululu ndipo kumachitika mu labotore potola magazi pang'ono.

Nthawi zambiri, amuna athanzi amakhala ndi miyezo yonse ya PSA yochepera 2.5 ng / ml, asanakwanitse zaka 65, kapena ochepera 4.0 no / ml, kupitilira zaka 65. Kuwonjezeka kwa kuchuluka kwa PSA sikuti kumangotsimikizira khansa ya prostate, ndipo kuyesedwa kwina ndikofunikira kutsimikizira kuti ali ndi matendawa.

Komabe, pankhani ya khansa ya prostate, mtengo wa PSA amathanso kukhalabe wabwinobwino, chifukwa chake kukayikira kwa khansa kuyenera kutsimikiziridwa nthawi zonse ndi mayeso ena azidziwitso, monga kuwunika kwamakina a digito, MRI ndi biopsy.

Ndi chiyani

Nthawi zambiri, mayeso a PSA amalamulidwa ndi dokotala kuti awone kupezeka kwa vuto la prostate monga:

• Kutupa kwa prostate, yotchedwa prostatitis (pachimake kapena chosatha);
• Benign prostatic hypertrophy, yotchedwa BPH;
• Khansa ya prostate.

Komabe, mtengo wa PSA amathanso kuwonjezeka chifukwa chamatenda ena amikodzo, kusungidwa kwamikodzo kapena chifukwa cha njira zaposachedwa zamankhwala m'derali, monga cystoscopy, kuwunika kwamakina a digito, biopsy, opaleshoni ya prostate kapena kutulutsa mkodzo kwa prostate. Chifukwa chake, ndikofunikira kwambiri kuti zotsatira zoyeserera ziyesedwe ndi dokotala yemwe adafunsa.

Kuphatikiza pazomwe zimayambitsa izi, zaka zowonjezereka, njinga zamoto komanso kugwiritsa ntchito mankhwala ena, monga mahomoni achimuna, zitha kubweretsa PSA.

Momwe mungamvetsetse zotsatira za mayeso

Mwamuna akakhala ndi PSA yokwanira kuposa 4.0 ng / ml, ndikulimbikitsidwa kuti mubwereze mayeso kuti mutsimikizire kufunika kwake, ndipo ngati akusungidwa ndikofunikira kuchita mayeso ena kuti atsimikizire kuti apezeka ndi kuzindikira chomwe chayambitsa. Dziwani mayesero ena kuti muwone prostate.

Nthawi zambiri, kuchuluka kwa PSA kwathunthu, kumakhala kovuta kwambiri khansa ya Prostate ndipo chifukwa chake, phindu likakhala lalikulu kuposa 10 ng / ml, mwayi wokhala ndi khansa ya prostate ndi 50%. Mtengo wa PSA umatha kusiyanasiyana ndi msinkhu, zizolowezi za anthu ndi labotale pomwe mayeso adayesedwa. Mwambiri, malingaliro ama PSA ndi:

• Mpaka zaka 65: PSA yonse mpaka 2.5 ng / mL;
• Zaka zoposa 65: PSA yonse mpaka 4 ng / mL.

Amuna omwe ali ndi PSA omwe amawoneka ngati abwinobwino komanso okhala ndi ma nodule pama digito ama digito ali pachiwopsezo chachikulu chokhala ndi khansa ya prostate kuposa amuna omwe ali ndi PSA yokwera kwambiri.

Pofuna kudziwa ngati pali kusintha kulikonse mu prostate, sing'anga akulimbikitsa kuchita muyeso wa PSA yaulere komanso ubale pakati pa PSA yaulere ndi PSA yathunthu, zomwe ndizofunikira pakuzindikira khansa ya prostate.

Kodi PSA yaulere ndi chiyani?

Mwamunayo akakhala ndi PSA yathunthu kuposa momwe zimakhalira, urologist amawonetsa kuzindikira kwa PSA yaulere, kuti ayambitse kufufuza kwa khansa ya prostate. Kutengera zotsatira za PSA yaulere komanso yathunthu, ubale umapangidwa pakati pazotsatira ziwirizi kuti zitsimikizire ngati kusintha kwa prostate kuli koyipa kapena koyipa, momwemo kulimbikitsidwa kwa prostate biopsy.

Pamene chiŵerengero pakati pa PSA yaulere ndi yathunthu chikuposa 15%, zikuwonetsa kuti Prostate wokulitsa ndiwabwino, zomwe zitha kuwonetsa kuti matenda owopsa akutukuka, monga benign prostatic hypertrophy kapena matenda amkodzo, mwachitsanzo. Komabe, chiwerengerochi chikakhala chochepera 15%, nthawi zambiri chimakhala chisonyezero cha khansa ya Prostate, ndipo prostate biopsy ikulimbikitsidwa kuti itsimikizire matendawa ndikuyamba chithandizo. Mvetsetsani momwe prostate biopsy imachitikira.

PSA kachulukidwe ndi liwiro

Urologist amathanso kuwunika kuchuluka kwa PSA, kuthamanga kwa PSA, kukula kwa PSA, kukayikira kwambiri kupezeka kwa khansa ya prostate ndipo, ngati mtengo wa PSA kuthamanga, ukuwonjezeka kupitirira 0.75 ng / ml pa chaka kapena kuwonjezeka mwachangu ndikofunikira kubwereza mayesowo, chifukwa mwina akuwonetsa khansa.