Thrombosis inzira iyo ropa rinoyerera rinobatana roita ropa rakagwamba, zvakaita se cerebral artery thrombosis (inokonzera cerebral infarction), deep vein thrombosis yemativi ezasi, nezvimwewo. Kugwamba kweropa kwakagadzirwa i thrombus; kugwamba kweropa kunoumbwa mune chimwe chikamu chetsinga yeropa kunofamba neropa robva ravharirwa kune imwe tsinga yeropa. Maitiro e embolization anonzi embolism. Kugwamba kwetsinga yezasi kunodonha, kunotama, uye kunovharirwa ku pulmonary artery uye kunokonzera pulmonary embolism. ; Kugwamba kweropa kunokonzera embolism kunonzi embolus panguva ino.
Muhupenyu hwezuva nezuva, ropa rinogwamba rinobuda mushure mekunge ropa ramira kubuda mumhino; kana pakakuvara kukuvara, bundu rinogona kunzwikwa dzimwe nguva, iro rinovawo thrombus; uye myocardial infarction inokonzerwa nekukanganiswa kwekuyerera kweropa apo tsinga yemoyo inoisa mukati memoyo inovharwa neropa rinogwamba. Ischemic necrosis yemyocardium.
Mumamiriro ezvinhu emuviri, basa re thrombosis nderekumisa kubuda ropa. Kugadziriswa kwenyama nenhengo kunofanira kutanga kwamisa kubuda ropa. Hemophilia chirwere che coagulopathy chinokonzerwa nekushaikwa kwezvinhu zvinosunga. Zvakaoma kugadzira thrombus muchikamu chakakuvara uye hazvigone kumisa kubuda ropa zvinobudirira uye zvinokonzera kubuda ropa. Kazhinji hemostatic thrombosis inoumbwa uye inowanikwa kunze kwetsinga yeropa kana kuti panenge pakaputsika tsinga yeropa.
Kana ropa rakagwamba mutsinga yeropa, kuyerera kweropa mutsinga yeropa kunovharika, kuyerera kweropa kunodzikira, kana kutoti kuyerera kweropa kunokanganiswa. Kana thrombosis ikaitika mutsinga dzeropa, inokonzera ischemia yenhengo/nyama uye kutoita necrosis, senge myocardial infarction, cerebral infarction, uye necrosis/amputation yechikamu chepasi. Thrombus inoumbwa mutsinga dzakadzika dzemativi epasi haingokanganisi kuyerera kweropa remutsinga mumoyo chete uye inokonzera kuzvimba kwemativi epasi, asiwo inodonha kuburikidza ne inferior vena cava, right atrium uye right ventricle kuti ipinde uye ipinde mu pulmonary artery, zvichikonzera pulmonary embolism. Zvirwere zvine huwandu hwakawanda hwerufu.
Kutanga kweThrombosis
Kazhinji, kubatana kwekutanga kwe thrombosis kukuvara, uko kunogona kuva kukuvara, kuvhiyiwa, kuputika kweplaque mutsinga, kana kutokuvadzwa kwe endothelial kunokonzerwa nehutachiona, dziviriro yemuviri nezvimwe zvinhu. Maitiro aya ekuumbwa kwe thrombus anotanga nekukuvara anonzi exogenous coagulation system. Muzviitiko zvishoma, kumira kweropa kana kunonoka kwekufamba kweropa zvinogonawo kutanga maitiro e thrombosis, inova nzira yekubata, inonzi endogenous coagulation system.
Kupera ropa kwakanyanya
Kana kukuvara kwangobata tsinga dzeropa, maplatelet anotanga abatana kuti aite jira rimwe chete kuti avhare ronda, uye ozotanga kushanda kuti aungane kuti agadzire ma clumps, ayo ari platelet thrombi. Maitiro ese aya anonzi primary hemostasis.
Kupera ropa kwechipiri
Kukuvara uku kunoburitsa chinhu chinosunga masero chinonzi tissue factor, chinotanga endogenous coagulation system kuti igadzire thrombin mushure mekupinda muropa. Thrombin chaizvoizvo chinhu chinoshandura protein inosunga masero muropa, ndiko kuti, fibrinogen kuita fibrin. , Maitiro ese anonzi secondary hemostasis.
"Kudyidzana Kwakakwana""Thrombosis
Mukuita kwethrombosis, danho rekutanga rehemostasis (kunamatira kweplatelet, kumutsa uye kuunganidza) uye danho rechipiri rehemostasis (kugadzirwa kwethrombin uye kuumbwa kwefibrin) zvinoshanda pamwe chete. Hemostasis yedanho rechipiri inogona kuitwa chete kana paine maplatelet, uye thrombin yakagadzirwa inowedzera kushanda maplatelet. Ava vaviri vanoshanda pamwe chete uye vanoshanda pamwe chete kuti vapedzise maitiro ethrombosis..
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