ImpiloIzifo nemibandela

Kubi igazi ekunqandeni.

Namuhla, ukuphazamiseka ukopha kungaba umphumela wenombolo izifo kokubili igazi (hemophilia, thrombocytopenia, Villebranta isifo, njll), kanye nezifo semithambo (vasculitis ahlukahlukene).

Kuyini ekunqandeni? nokuthi kungani iphindwe ukuhlukumeza zenzeka?

Ukusetshenziswa Kwegazi uketshezi lomzimba wenza umsebenzi oyisisekelo eyabelwe yona. Kwasekuqaleni, kuba ukudluliswa umoya-mpilo kanye nokudla kwezicubu. Ukuqinisekisa ukusebenza evamile umzimba kuyinto yesondlo eziyisisekelo homeostasis. Simondzawo intérieur variable futhi ngaphansi kwethonya amathonya ahlukahlukene endaweni yakhe elihambisana kugucuka ezihambisa lithathelwe futhi basinde - lena homeostasis.

Kubi igazi ekunqandeni akulutho isici kwelinye izinhlelo homeostatic. Ngokuvamile, in the umzimba womuntu izinqubo ngokuqhubekayo zenzeka futhi coagulation amahlule (thrombi) kanye lysis yabo (nokonakala). Lapho ukulimala isikhumba noma kwezinye izicubu emzimbeni kwenzeka ukusebenza kwawo kubangela ukusabela ezilandelanayo. Kusukela ngesikhathi kumiswa ihlule legazi phezu isilonda ezihilela izinto ezehlukene ezifana yeselula (isb, lezo ehlukanisiwe amaseli iphazamiseke, akwazisa coagulation uhlelo ukuhlukunyezwa izicubu ubuqotho) kanye acellular (izici). Kwakamuva kwemiqondo ngokuyinhloko esibindini ivolumu yalo, ngakho abampofu igazi ekunqandeni ngokuvamile ibonisa ukwephulwa ekusebenzeni walo mzimba. lesi sifo ngokuvamile kubangelwa lezinceku zokugula uhlamvu yezifo ezifana nesifo futhi haemophilia Villebranta.

Iningi izici wegazi coagulation kuthiwa umqondo kusuka amaprotheni (amino acid ezahlukene), yingakho uma engayitholi enganele ukudla futhi ekuthuthukiseni abampofu igazi ekunqandeni.

Ukwelashwa yalesi sifo kwasekuqaleni, okuhloswe ngalo ukuqeda izikhathi etiological, okungukuthi, ukuqedwa izizathu okuye kwadala lesi sifo. In the ukungabikho kungenzeka ukuchayeka isixhumanisi etiological, osebenza umphumela pathogenic okusho ukusebenza ngomhla ka-izindlela yentuthuko izimo zokucabanga okubangelwa isifo. Nokho, ngisho nalezi ezimbili ezahlukeneyo izindlela nemiphumela zokwelapha musa ngaso sonke isikhathi ukuba ukunyamalala izimpawu futhi ngimpofu igazi ekunqandeni iqhubeka. Kuleso simo, sebenzisa enye indlela kunokuba umthelela zokugula futhi phezu nokwenza imvelo (homeostasis) okwamanje.

Nokho, lapho ukhuluma ngalesi sifo, ingasaphathwa mayelana isimo esinjalo, ezifana eliphezulu igazi ekunqandeni. Ihlangana kulesi simo okuyinto akuvamile zokugcina, kodwa kufanele banganakwa, njengoba imiphumela ingase ibe mibi kakhulu. Esinye sezizathu eziholela ukuqina futhi ngenxa yalokho ukwandisa igazi ekunqandeni, yilezi ezilandelayo:

- luningi ukulahlekelwa uketshezi ngenxa polyuria (ukuchama kaningi), ukuhlanza (ngokuvamile amaningi futhi ngokuphahluka) noma ukusha okukhulu (ngenxa propotevanie plasma phezu isilonda)

- khona noma ehlasela fermentopathy okuholela ushintsho Aar

- ukukhulelwa (izinguquko bokuphila egazini rheology)

- izifo zesibindi (iziyaluyalu synthesis enzyme hormone)

- coagulation eqonda syndrome intravascularly

ekunqandeni Ukwandiswa kungaholela igazi stasis futhi thrombus ukwakheka ngaphakathi imithambo yegazi. Le nqubo kuphakamisa thrombosed ischemia lezitho nezicubu. Ukwelashwa kulokhu imelelwa ukwethulwa izidakamizwa ukuthi chaza amahlule (isib streptokinase futhi alteplase) negazi thinners. Uma ihlule legazi ngokuphelele kuvinjelwe ukugeleza kwegazi emzimbeni, kukhona necrosis.

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