UtanoZvirwere uye Conditions

Patent ductus arteriosus - a kakawanda vachiberekwa mwoyo chirwere

Pakati vachiberekwa malformations pakati kumwoyo anopindura rinokosha nzvimbo ductus arteriosus kuti mwoyo abnormalities kazhinji ane zvisina kunanga chaizvo ukama, nekuti hapana kutyorwa chikuru marongerwo uye kushanda komoyo chirwere ichi zvikasaitika. Kazhinji, mutsinga dzinofamba nemukaka ichi, izvo rinobatanidza achiburuka chikamu yeropa kuti anotakura ropa kune nhengo dzose dzomuviri dzichiri mudumbu, uye pulmonary tsinga, kuburikidza icho ropa runoyerera kuti neraspravlennym chiedza, kunokosha chinoratidza embryonic mhando kweropa. Uye panguva Ultrasound mukadzi pamuviri, akaratidza vose vana mudumbu.

Sezvo kazhinji chinoshanda ductus arteriosus

Chaizvoizvo, kutaura kuti mwana ane bvumidzwa ductus arteriosus, zvinokwanisika chete pakazopera gore upenyu mwana wokutanga - ropa riyerere pakugadzirwa pasi kwomuzvarirwo ezvinhu ari vachinetesa mushure mweya wokutanga mucheche uye zvachose Anodzivisawo pa 2-3 mwedzi zera. Asi kuti kuremara ichi ari kweropa hurongwa ruriko, mwedzi mishomanana - mune zvimwe zviitiko, kumhanya kwayo obliteration ari tava kuderera, kunyanya vana vakanga akaberekwa nguva isati yakwana.

Chikonzero nokuvhara ropa mudziyo pakati yeropa uye pulmonary tsinga uye zvemapapu inofambidzana pachena kutanga kufema mumhepo okisijeni - pasi kwomuzvarirwo ezvinhu, kumanikidza pamwero iri pulmonary tsinga uye yeropa iri equalized, iyo anosika prerequisites kuti agumise rakananga kubatana makuru uye diki kweropa. Kakawanda, ductus arteriosus richiri kushanda nevana vakaberekerwa nguva isati yakwana - ivo chete havana nguva uvakwe ropa midziyo mapapu uye zvemapapu rinenge riri basa gasi mukutsinhana mumuviri, uyewo vana vari utero utachiwana siyana zvinokonzera zvirwere, kusanganisira rubella utachiwana. Muchiitiko chino, hapana chakaipa kukura vascular rusvingo tsandanyama layer Zvisinei ari mutsinga dzinofamba nemukaka anogona kuramba akavhurika.

bvumidzwa ductus arteriosus sei

Kwete nguva dzose bvumidzwa ductus arteriosus muvana rinowanika rakajeka kunotoda mufananidzo - kazhinji duku dhayamita pakati dzokukurukurirana midziyo, kukura mwana hwomuviri haina kuremara, uye hazvina kusiyana nevamwe vavo. Vana anowanzoita takura zvakakwana zvakakwana kurovedza muviri kuti zera ravo, asi tiri vana zvikuru utano vachirwara chikosoro, bronchitis uye mabayo.

Pakadaro, kana ductus arteriosus ane dhayamita zvakakwana guru, pane shanduro mbiri zviitiko. Pakutanga, kupenya kushungurudzwa pamusoro kweropa hurongwa kunoitika chokuendesa okuwedzera vhoriyamu ropa, sezvamakaropafadzwa zvakajairika okisijeni kugutsikana, kupinda pulmonary tsinga uye zvakare vakapinda ropa midziyo yose mumapapu. Saizvozvowo, vakawedzera ropa richadzokera pamusoro chiduku denderedzwa wokufambisa kupinda atrium rworuboshwe uye kuruboshwe ventricle, uye zvishoma nezvishoma thickening ari tsandanyama rukoko. Pane kuderera muviri kushivirira, kushata kwomuviri, anogumbura chirwere mumapapu kuitika kanoverengeka por mwaka, kana kuenda padariro ane chirwere, asi zvinonyatsorehwa ezvinhu muviri kwenguva refu nguva asingadi kutambura, nokuti okisijeni pamwero muropa riri chakaipa. In musimboti ane guva urema yechipiri rinowanika shunt duku kuparadzirwa munzvimbo huru gasi akashatirwa zvikuru ropa sezvamunoita, uye saka metabolic pezvakaitwa munyama. Lagging mumashure kukura vana, cyanosis uye pallor ganda mumuviri, kuderera kumhanya pakukura.

The purogiramu Mabatirwo bvumidzwa ductus arteriosus

Kazhinji, zvisinei kukura kuremadza bvumidzwa ductus arteriosus inofanira kubatwa nokukurumidza. Panguva ino nguva kunogona kuitwa zvikuru nyore pakuvhiya midziyo makuru - pasina kukanganisa mwoyo (kuamisa) uye dzimwe kupindira akaita Tubhari inoshanda mutsinga dzinofamba nemukaka. In yanhasi cardiac nzvimbo zvinobvira kuita endovascular akavhiyiwa - nokuvhara mutsinga dzinofamba nemukaka vachishandisa intravascular zononoka kana obturator.

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