{"id":76744,"date":"2017-03-28T12:57:46","date_gmt":"2017-03-28T12:57:46","guid":{"rendered":"http:\/\/humanitasnet-new.local\/cure\/azotemie\/"},"modified":"2017-03-28T12:57:46","modified_gmt":"2017-03-28T12:57:46","slug":"azotemie","status":"publish","type":"cure","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/treatments\/azotemie\/","title":{"rendered":"Azotemie"},"content":{"rendered":"<h2 id=\"azotemie\">Azotemie<\/h2>\n<h2 id=\"\">&nbsp;<\/h2>\n<h2 id=\"ce-este-azotemia\">Ce este azotemia?<\/h2>\n<p>Azotemia este atunci c&acirc;nd exist\u0103 o concentra\u021bie mai mare ca cea normal\u0103 de uree &icirc;n s&acirc;nge sau de al\u021bi compu\u0219i con\u021bin&acirc;nd azot. Ureea este un produs rezidual al ficatului care rezult\u0103 din metabolismul proteinelor. Rinichii filtreaz\u0103 s&acirc;ngele, \u0219i elimin\u0103 produsele reziduale prin urin\u0103. &Icirc;n cazul &icirc;n care cantitatea sau presiunea fluxului sanguin din rinichi scade, scade de asemenea \u0219i&nbsp; filtrarea s&acirc;ngelui&nbsp; sau poate s\u0103 nu se produc\u0103 deloc. Produse reziduale sunt stocate &icirc;n s&acirc;nge \u0219i foarte pu\u021bin din acestea sau chiar deloc nu este eliminat prin urin\u0103, cu toate c\u0103 rinichiul &icirc;n sine este lucreaz\u0103. De &icirc;ndat\u0103 ce resturile de azot, cum ar fi cel al creatininei sau ureei, se acumuleaz\u0103 &icirc;n organism, aceast\u0103 condi\u021bie este cunoscut\u0103 sub numele de azotemie. Aceste produse reziduale ac\u021bioneaz\u0103 ca otr\u0103vuri atunci c&acirc;nd se acumuleaz\u0103, \u0219i, prin urmare, ele distrug \u021besuturile \u0219i reduc capacitatea organelor s\u0103 func\u021bioneze corect.<\/p>\n<p>Azotemia este cea mai comun\u0103 form\u0103 de insuficien\u021b\u0103 renal\u0103 prezent\u0103 la majoritatea pacien\u021bilor spitaliza\u021bi. Orice poate reduce cantitatea fluxului sanguin la rinichi poate provoca azotemie, iar acest lucru include urm\u0103toarele; pierderea volumului sanguin, expunerea la c\u0103ldur\u0103, condi\u021bii care permit fluidului s\u0103 scape din fluxul sanguin, sc\u0103derea aportului de lichide (cunoscut sub numele de deshidratare), diaree, v\u0103rs\u0103turi pe termen lung \u0219i s&acirc;ngerarea. Insuficien\u021ba cardiac\u0103 \u0219i \u0219ocul (cum ar fi cea a \u0219ocului septic), poate provoca inima s\u0103 nu pompeze suficient s&acirc;nge pentru organism, sau va pompa s&acirc;nge la un nivel sc\u0103zut, care, la r&acirc;ndul s\u0103u, cre\u0219te riscul de azotemie. Azotemia poate fi, de asemenea, cauzat de condi\u021bii care &icirc;ntrerup fluxul sanguin la rinichi, cum ar fi cea a prejudiciului pentru rinichi &icirc;n sine, anumite tipuri de interven\u021bii chirurgicale care pot afecta fluxul de s&acirc;nge la rinichi, \u0219i blocarea arterei care furnizeaz\u0103 s&acirc;nge la rinichi (cum ar fi cel al ocluziei arterei renale).<\/p>\n<p>Exist\u0103 o serie de semne \u0219i simptome care arat\u0103 c\u0103 un pacient poate avea azotemie, acestea sunt; cantitatea sc\u0103zut\u0103 a urinei, absen\u021ba urinei, oboseal\u0103, sc\u0103derea aten\u021biei, confuzie, sete, gura uscat\u0103 (xerostomia), puls rapid (tahicardie), umflare (edem sau anasarc\u0103), dureri &icirc;n burt\u0103, \u0219i culoarea pal\u0103 a pielii.<\/p>\n<h2 id=\"\">&nbsp;<\/h2>\n<h2 id=\"de-ce-trebuie-masurat-nivelul-azotului-ureic-n-snge\">De ce trebuie m\u0103surat nivelul azotului ureic &icirc;n s&acirc;nge?<\/h2>\n<p>M\u0103surarea nivelului azotului ureic din s&acirc;nge (BUN), poate fi de ajutor pentru a determina dac\u0103 exist\u0103 func\u021bia renal\u0103 adecvat\u0103. Azotul din uree este ceea ce se formeaz\u0103 atunci c&acirc;nd proteina se descompune &icirc;n organism. Normal s&acirc;ngele unui adult ar trebui s\u0103 con\u021bin\u0103 o cantitate &icirc;ntre 6 \u0219i 20 mg de azot ureic per fiecare 100 ml (6 p&acirc;n\u0103 la 20 mg\/dl) de s&acirc;nge. Aceasta variaz\u0103 totu\u0219i &icirc;ntre laboratoare. O valoare mai mare ca nivelurile normale pot avea ca cauz\u0103 insuficien\u021b\u0103 cardiac\u0103 congestiv\u0103, nivel de proteine excesive &icirc;n tractul gastro intestinal, hemoragie gastrointestinal\u0103, hipovolemie, atac de cord, boli de rinichi (inclusiv cele ale glomerulonefrita, pielonefrita, \u0219i necroza tubular\u0103 acut\u0103), insuficien\u021b\u0103 renal\u0103, \u0219oc, \u0219i obstruc\u021bia tractului urinar &icirc;n organism. Valorile mai mici dec&acirc;t nivelurile normale pot fi cauzate din cauza insuficien\u021bei hepatice, dieta s\u0103rac\u0103 &icirc;n proteine, malnutri\u021bie, \u0219i supra hidratare. Cu toate acestea pentru persoanele cu boli de ficat, nivelul azotului ureic din s&acirc;nge poate fi sc\u0103zut, chiar dac\u0103 rinichii func\u021bioneaz\u0103 &icirc;n mod normal.<\/p>\n<h2 id=\"\">&nbsp;<\/h2>\n<h2 id=\"standarde-de-pregatire\">Standarde de preg\u0103tire<\/h2>\n<p>Prelevarea de probe se face de obicei de diminea\u021b\u0103 &icirc;n spital. Medicul va recomanda dac\u0103 este nevoie s\u0103 \u021bine\u021bi repaus alimentar &icirc;nainte de examinare. De asemenea, este foarte important s\u0103 v\u0103 informa\u021bi medicul cu privire la orice medicamente pe care lua\u021bi &icirc;n prezent, deoarece anumite medicamente pot interfera cu rezultatele examenului.<\/p>\n<h2 id=\"\">&nbsp;<\/h2>\n<h2 id=\"este-consultatia-dureroasa-sau-periculoasa\">Este consulta\u021bia dureroas\u0103 sau periculoas\u0103?<\/h2>\n<p>Examinarea nu este nici periculoas\u0103 nici dureroas\u0103. Pacientul poate sim\u021bi o u\u0219oar\u0103 senza\u021bie de furnic\u0103tur\u0103, la intrarea acului &icirc;n bra\u021b.<\/p>\n<h2 id=\"\">&nbsp;<\/h2>\n<h2 id=\"cum-se-efectueaza-examinarea\">Cum se efectueaz\u0103 examinarea?<\/h2>\n<p>Examinarea se realizeaz\u0103 printr-o simpl\u0103 analiz\u0103 de s&acirc;nge.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-76744","cure","type-cure","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Azotemie - Humanitas.net<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"ro_RO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Azotemie - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Azotemie &nbsp; Ce este azotemia? 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