{"id":54990,"date":"2018-03-22T16:07:26","date_gmt":"2018-03-22T13:07:26","guid":{"rendered":"https:\/\/sanatate.md\/?page_id=54990"},"modified":"2018-03-22T16:07:26","modified_gmt":"2018-03-22T13:07:26","slug":"anevrismele-aortei-abdominale","status":"publish","type":"page","link":"https:\/\/sanatate.md\/ro\/boli-si-tratament\/bolile-chirurgicale\/anevrismele-aortei-abdominale\/","title":{"rendered":"Anevrismele aortei abdominale"},"content":{"rendered":"<p>Anevrismele aortei abdominale se manifesta prin umflarea locala sau dilatarea difuza a peretelui aortic in peritoneu.<\/p>\n<p>Afec\u021biunea dureroasa apare adesea asimptomatic, uneori se reveleaza prin pulsa\u021bii, dureri in peritoneu. In cazul unei rupturi, exista semne de sangerare intra abdominala.<br \/>\nLa aceasta stare dureroasa, partea abdominala a aortei se extinde anormal, peretele ei iese pe portiunea dintre vertebrele de la 12 toracica pana la a 4 -5 lombara.<\/p>\n<p>Conform datelor statistice, boala reprezinta aproximativ 95% din anevrismele diagnosticate ale vaselor de sange. In ciuda absentei simptomelor, formatiunea este predispusa la progresie: intr-un an anevrismul cre\u0219te cu 10%, ceea ce poate cauza ruptura ei \u0219i moartea pacientului.<br \/>\nBoala se situeaza pe locul 15 in lista celor mai frecvente cauze de deces.<\/p>\n<h3>Clasificarea bolii<\/h3>\n<p>Speciali\u0219tii disting mai multe tipuri de boala.<\/p>\n<p>In func\u021bie de localizarea ei:<br \/>\n\u2022 anevrisme infrarenale &#8211; situate sub arterele renale; asemenea formatiuni sunt de 95%;<br \/>\n\u2022 suprarenale &#8211; apar deasupra arterelor renale.<\/p>\n<p>In func\u021bie de forma proeminen\u021bei, pere\u021bii vasului anevrismului sunt:<br \/>\n\u2022 sub forma de saci;<br \/>\n\u2022 difuza;<br \/>\n\u2022 in forma de fus;<br \/>\n\u2022 stratificata.<\/p>\n<p>In func\u021bie de structura peretelui de anevrism, exista:<br \/>\n\u2022 adevarat;<br \/>\n\u2022 fals.<\/p>\n<p>In func\u021bie de origine:<br \/>\n\u2022 congenital;<br \/>\n\u2022 dobandit.<\/p>\n<h3>Forma\u021biunile dobandite, la randul lor, sunt impar\u021bite prin etiologie:<\/h3>\n<p>\u2022 neinflamatoare (traumatic, ateroscleroza);<br \/>\n\u2022 inflamatoare (infec\u021bioase, alergice, sifilistice);<\/p>\n<p>In func\u021bie de varianta imaginii clinice:<br \/>\n\u2022 necomplicate;<br \/>\n\u2022 complicate (care este stratificat, rupt sau trombosit).<\/p>\n<p>In func\u021bie de marimea unui anevrism, exista:<br \/>\n\u2022 mici (3-5 cm);<br \/>\n\u2022 medii (pana la 7 cm);<br \/>\n\u2022 mari (mai mult de 7 cm);<br \/>\n\u2022 gigante (depaseste de mai multe ori diametrul aortei infrarenale);<\/p>\n<p>Conform conceptiei \u0219tiin\u021bifice a lui Pokrovski A.A. exista 4 tipuri de forma\u021biuni:<\/p>\n<p>\u2022 Tipul 1 &#8211; infrarenal, are un istm distal \u0219i proximal pe lungimea sa;<br \/>\n\u2022 tip 2 &#8211; formarea infrarenala cu un istm proximal suficient de lung;<br \/>\n\u2022 tip 3 &#8211; anevrism infrarenal, complicat prin bifurcarea aortei \u0219i a arterelor iliace;<br \/>\n\u2022 Tipul 4 &#8211; formatiuni suprarenale.<\/p>\n<h3>Cauzele unei stari dureroase<\/h3>\n<p>Potrivit oamenilor de \u0219tiin\u021ba, cauza bolii este ateroscleroza (pana la 90% din cazuri). In cazuri rare, boala este asociata cu procese inflamatorii \u0219i leziunile vasculare la diferite boli (sifilis, reumatism, tuberculoza).<br \/>\nCauza dezvoltarii unui anevrism al peritoneului poate fi displazia fibro-musculara (patologie congenitala, insuficien\u021ba de perete aortic).<br \/>\nFormatiunea poate aparea ca urmare a procedurii angiografiei necalificate, a diferitor opera\u021bii pentru stenarea sau dilatarea aortei, protezare etc.).<br \/>\nTraumele inchise a peritoneului pot duce, de asemenea, la formarea de anevrisme traumatice.<br \/>\nConform datelor statistice, aproximativ 70% dintre pacien\u021bii cu afec\u021biuni morbide sunt fumatori, in timp ce riscul de patologie cre\u0219te propor\u021bional cu numarul de \u021bigari fumate \u0219i cu vechimea perioadei fumatului.<\/p>\n<p>Grupul de risc include barba\u021bii, care fumeaza dupa varsta de 60 de ani si au rude cu o patologie similara.<\/p>\n<p>Ruptura apare mai frecvent la pacien\u021bii cu tensiune arteriala ridicata \u0219i afec\u021biuni cronice dureroase ale plamanilor. Ei sunt mai predispusi la ruperea unui anevrism de forma neregulata, asimetrica. Daca diametrul forma\u021biunii este mai mare de 9 cm, atunci cand se rup, in 75% rezultatul este letal din cauza sangerarii interne in peritoneu.<\/p>\n<h3>Anevrismele aortei abdominale: simptomele<\/h3>\n<p>Daca formarea are loc fara complica\u021bii, nu exista semne subiective. Anevrismul este detectat accidental in timpul examinarilor preventive sau la examinarea altor afec\u021biuni cu ajutorul palparii abdomenului, ultrasunetelor, laparoscopiei \u0219i radiografiei abdominale.<\/p>\n<p>Pacientul poate sim\u021bi periodic dureri in partea stanga a abdomenului, deoarece anevrismul cre\u0219te \u0219i apasa asupra termina\u021biilor nervoase. Durerea se raspande\u0219te in regiunea inferioara a spatelui, in zona inghinala sau sacrala.<br \/>\nRuptura anevrismului aortei abdominale se manifesta prin semne de abdomen acut. Persoana poate muri in cateva minute.<\/p>\n<h3>Diagnosticarea<\/h3>\n<p>Uneori presupunerea formatiunii poate fi constatata prin palparea \u0219i auscultarea abdomenului. Daca o boala similara a fost diagnosticata mai devreme in familie, e necesar sa se efectueze o examinare minutioasa a pacientului.<\/p>\n<p>Pacien\u021bii aschetici sunt culca\u021bi pe canapea, iar pulsa\u021bia formarii, care este un bot elastic nedureros, este determinata prin peretele anterior al peritoneului.<\/p>\n<p>Metoda cea mai accesibila de diagnosticare a unei boli a peritoneului este radiografia simpla, se efectueaza, de asemenea, ultrasonografie, duplex scanarea peritoneului aortei \u0219i ramurile ei, tomografia computerizata, aortografia, laparoscopia.<\/p>\n<h3>Tratamentul bolii<\/h3>\n<p>Tratamentul se efectueaza exclusiv pe cale chirurgicala, daca nu exista contraindica\u021bii pentru opera\u021bie.<br \/>\nContraindica\u021bii la interven\u021bii chirurgicale:<br \/>\n\u2022 infarct miocardic, dupa care a trecut mai pu\u021bin de o luna;<br \/>\n\u2022 insuficien\u021ba acuta a valvei mitrale;<br \/>\n\u2022 insuficien\u021ba renala sau cardio pulmonara.<\/p>\n<p>Operatia unui anevrism al aortei abdominale este o rezec\u021bie a formatiunii prin incizia laparotomica. Por\u021biunea indepartata a vasului este inlocuita cu un homotransplant. Daca anevrismul include arterele abdominale, atunci se efectueaza protezarea, este metoda cea mai pu\u021bin traumatica in stadiul actual. Intr-o mica incizie pe artera femurala se introduce un implant, care, ajungand la anevrism, il izoleaza \u0219i creeaza un nou canal pentru fluxul de sange. Metoda nu necesita o perioada lunga de recuperare \u0219i s-a dovedit a fi una eficienta in chirurgia cardiovasculara.<\/p>\n<h3>Prevenirea anevrismelor aortice abdominale<\/h3>\n<p>Boala este foarte perfida \u0219i dificil de prezis. In 75% din toate cazurile, cand ruptura e de dimensiuni mari, se termina tragic. Absen\u021ba simptomelor conduce la faptul, ca aproximativ 50% dintre pacien\u021bi mor inainte de a le fi diagnosticat un anevrism.<br \/>\nPotrivit datelor statistice, la etapa actuala medicina a inregistrat succese in chirurgia cardiaca. Protetica anevrismului aortic permite tratarea bolii, numarul erorilor de diagnostic a scazut mult, tratamentul chirurgical este de succes.<br \/>\nPentru a preveni ruperea formatiunii, persoanele expuse riscului, trebuie sa fie atenti \u0219i periodic sa efectueze o examinare, sa renun\u021be la fumat, sa duca un stil de via\u021ba sanatos, sa faca sport.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anevrismele aortei abdominale se manifesta prin umflarea locala sau dilatarea difuza a peretelui aortic in peritoneu. Afec\u021biunea dureroasa apare adesea asimptomatic, uneori se reveleaza prin pulsa\u021bii, dureri in peritoneu. In cazul unei rupturi, exista semne de sangerare intra abdominala. La aceasta stare dureroasa, partea abdominala a aortei se extinde anormal, peretele ei iese pe portiunea [&hellip;]<\/p>\n","protected":false},"author":28,"featured_media":0,"parent":53032,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false,"footnotes":""},"class_list":["post-54990","page","type-page","status-publish"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Anevrismele aortei abdominale<\/title>\n<meta name=\"description\" content=\"Anevrismele aortei abdominale se manifesta prin umflarea locala sau dilatarea difuza a peretelui aortic in peritoneu.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/sanatate.md\/ro\/boli-si-tratament\/bolile-chirurgicale\/anevrismele-aortei-abdominale\/\" \/>\n<meta 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