{"id":27470,"date":"2025-06-24T15:37:39","date_gmt":"2025-06-24T13:37:39","guid":{"rendered":"https:\/\/www.clinica-sante.com\/ro\/analize-fara-categorie\/colesterol-seric-total\/"},"modified":"2026-01-05T19:15:02","modified_gmt":"2026-01-05T17:15:02","slug":"colesterol-seric-total","status":"publish","type":"product","link":"https:\/\/www.clinica-sante.com\/ro\/analize-biochimie\/colesterol-seric-total\/","title":{"rendered":"Colesterol seric total"},"content":{"rendered":"<p><strong>1. Descriere general\u0103<\/strong><\/p>\n<p>Colesterolul total reprezint\u0103 suma colesterolului prezent \u00een s\u00e2nge, inclusiv colesterolul \u201er\u0103u\u201d (LDL \u2013 lipoproteine cu densitate mic\u0103), colesterolul \u201ebun\u201d (HDL \u2013 lipoproteine cu densitate mare) \u0219i o parte din alte frac\u021biuni lipidice. Este un indicator important pentru evaluarea riscului de boli cardiovasculare \u0219i a s\u0103n\u0103t\u0103\u021bii metabolice generale.<\/p>\n<\/p>\n<p>Colesterolul este o un lipid vital pentru organism. De\u0219i este adesea privit cu team\u0103, acesta are func\u021bii important \u00een organism:<\/p>\n<ul>\n<li>contribuie la formarea membranelor celulare;<\/li>\n<li>ajut\u0103 la producerea hormonilor (precum cortizolul, testosteronul, estrogenii);<\/li>\n<li>este implicat \u00een digestia gr\u0103similor, fiind parte din bila produs\u0103 de ficat;<\/li>\n<li>este un component esen\u021bial \u00een sinteza vitaminei D.<\/li>\n<\/ul>\n<p>Pentru a putea circula prin s\u00e2nge, colesterolul are nevoie de \u201evehicule\u201d speciale numite lipoproteine. Cele mai importante sunt:<\/p>\n<ul>\n<li><strong>LDL (colesterolul \u201er\u0103u\u201d)<\/strong>, care transport\u0103 colesterolul din ficat c\u0103tre celule;<\/li>\n<li><strong>HDL (colesterolul \u201ebun\u201d)<\/strong>, care ajut\u0103 la eliminarea colesterolului \u00een exces, duc\u00e2ndu-l \u00eenapoi la ficat.<\/li>\n<\/ul>\n<p>Colesterolul din s\u00e2nge provine din dou\u0103 surse:<\/p>\n<ul>\n<li>din alimenta\u021bie \u2013 \u00een special din produse de origine animal\u0103 (carne, ou\u0103, br\u00e2nzeturi grase);<\/li>\n<li>din produc\u021bia proprie a organismului, \u00een principal la nivelul ficatului.<\/li>\n<\/ul>\n<p>De\u0219i are un rol benefic \u00een organism, atunci c\u00e2nd este prezent \u00een cantit\u0103\u021bi prea mari \u2013 mai ales sub form\u0103 de LDL-colesterol crescut \u2013 colesterolul poate deveni periculos. \u00cen timp, excesul se depune pe pere\u021bii arterelor, unde formeaz\u0103 pl\u0103ci de gr\u0103sime (aterom). Aceste depozite pot \u00eengusta vasele de s\u00e2nge, reduc\u00e2nd fluxul sangvin c\u0103tre organele vitale. \u00cen unele cazuri, pl\u0103cile se pot rupe \u0219i pot favoriza formarea de cheaguri de s\u00e2nge, care pot bloca complet circula\u021bia \u0219i provoca infarct miocardic sau accident vascular cerebral.<\/p>\n<\/p>\n<p>Aceast\u0103 acumulare de gr\u0103sime \u00een artere, cunoscut\u0103 sub numele de ateroscleroz\u0103, reprezint\u0103 principala cauz\u0103 a unor complica\u021bii cardiovasculare grave, precum boala cardiac\u0103 ischemic\u0103, accidentul vascular cerebral, arteriopatia periferic\u0103 \u0219i anevrismele de aort\u0103.<\/p>\n<\/p>\n<p>Din acest motiv, este important ca valorile colesterolului s\u0103 fie monitorizate periodic, mai ales \u00een cazul persoanelor cu factori de risc (fumat, sedentarism, hipertensiune, diabet) sau cu antecedente familiale de boli cardiovasculare.<\/p>\n<\/p>\n<p><strong>2. Indica\u021bii testare<\/strong><\/p>\n<p>Testarea colesterolului total este indicat\u0103 pentru:<\/p>\n<ul>\n<li>Screeningul \u0219i monitorizarea riscului cardiovascular<\/li>\n<li>Evaluarea dislipidemiilor (niveluri anormale ale lipidelor \u00een s\u00e2nge)<\/li>\n<li>Monitorizarea efectului tratamentului hipolipemiant<\/li>\n<li>Investigarea bolilor metabolice sau endocrine (ex.: diabet zaharat, hipotiroidism)<\/li>\n<li>Evaluarea s\u0103n\u0103t\u0103\u021bii metabolice generale, \u00een cadrul analizelor de rutin\u0103<\/li>\n<\/ul>\n<p><strong>3. Preg\u0103tire pacient \u0219i mod de recoltare<\/strong><\/p>\n<ul>\n<li>Pacientul trebuie s\u0103 fie \u00een repaus alimentar de minimum 8\u201312 ore \u00eenainte de recoltare (se permite consumul de ap\u0103)<\/li>\n<li>Evitarea consumului de alcool \u0219i a gr\u0103similor \u00een exces cu 24\u201348 de ore \u00eenaintea recolt\u0103rii<\/li>\n<li>Evitarea stresului \u0219i a efortului fizic intens \u00eenaintea test\u0103rii, deoarece pot influen\u021ba valorile<\/li>\n<\/ul>\n<p><strong>4. Tipul probei recoltate<\/strong>: S\u00e2nge venos<\/p>\n<\/p>\n<p><strong>5. Valori de referin\u021b\u0103<\/strong><\/p>\n<p>Adul\u021bi: <\/p>\n<ul>\n<li>&lt; 200 mg\/dL \u2013 nivel optim<\/li>\n<li>200\u2013239 mg\/dL \u2013 valori marginal crescute<\/li>\n<li> \u2265 240 mg\/dL \u2013 hipercolesterolemie<\/li>\n<\/ul>\n<p><strong>6. Interpretare rezultate<\/strong><\/p>\n<p><strong>Valori sc\u0103zute<\/strong><\/p>\n<ul>\n<li>Malnutri\u021bie sever\u0103<\/li>\n<li>Hipertiroidism<\/li>\n<li>Insuficien\u021b\u0103 hepatic\u0103 sever\u0103<\/li>\n<li>Boli cronice consumptive (ex.: neoplazii avansate, infec\u021bii cronice)<\/li>\n<\/ul>\n<p><strong>Valori crescute<\/strong><\/p>\n<ul>\n<li>Hipercolesterolemie familial\u0103 (primar\u0103) \u2013 cauze genetice<\/li>\n<li>Dislipidemie asociat\u0103 cu obezitate, diabet zaharat sau sindrom metabolic.<\/li>\n<li>Diet\u0103 bogat\u0103 \u00een gr\u0103simi saturate.<\/li>\n<li>Hipotiroidism<\/li>\n<li>Sindrom nefrotic<\/li>\n<\/ul>\n<p><strong>7. Factori care pot influen\u021ba rezultatul<\/strong><\/p>\n<\/p>\n<p><strong>Fiziologici:<\/strong><\/p>\n<ul>\n<li>Sarcina poate determina cre\u0219terea tranzitorie a valorilor colesterolului<\/li>\n<li>Niveluri mai ridicate \u00een sezonul rece (iarna)<\/li>\n<\/ul>\n<p><strong>Medicamente:<\/strong><\/p>\n<ul>\n<li>Pot cre\u0219te colesterolul: contraceptive orale, corticosteroizi, beta-blocante<\/li>\n<li>Pot reduce colesterolul: statine, fibra\u021bi, ezetimib<\/li>\n<\/ul>\n<p><strong>7. Analize complementare<\/strong><\/p>\n<ul>\n<li>HDL-colesterol (colesterol \u201ebun\u201d)<\/li>\n<li>LDL-colesterol (colesterol \u201er\u0103u\u201d)<\/li>\n<li>Trigliceride<\/li>\n<li>Raport colesterol total\/HDL<\/li>\n<li>Apolipoproteine (ApoA1, ApoB)<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Colesterolul total m\u0103soar\u0103 cantitatea total\u0103 de colesterol din s\u00e2nge, incluz\u00e2nd HDL, LDL \u0219i alte frac\u021biuni. Nivelurile crescute se asociaz\u0103 cu risc de ateroscleroz\u0103 \u0219i afec\u021biuni cardiovasculare (boala coronarian\u0103, accidentul vascular cerebral). Este esen\u021bial \u00een evaluarea s\u0103n\u0103t\u0103\u021bii metabolice \u0219i recomandat \u00een cadrul controalelor periodice.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"product_brand":[],"product_cat":[1209,3169,2876],"product_tag":[3893,3894,3812,3813,3895,3896,3474],"class_list":{"0":"post-27470","1":"product","2":"type-product","3":"status-publish","5":"product_cat-analize","6":"product_cat-biochimie","7":"product_cat-serviciu-laborator","8":"product_tag-cholesterol","9":"product_tag-colesterol-total","10":"product_tag-dislipidemie","11":"product_tag-hipercolesterolemie","12":"product_tag-nivel-colesterol","13":"product_tag-profil-lipidic","14":"product_tag-risc-cardiovascular","15":"pa_conditii-medicale-afecti-boala-coronariana-cardiopatie-ischemica-angina-infarct","16":"pa_conditii-medicale-afecti-boala-steatozica-hepatica","17":"pa_conditii-medicale-afecti-diabet-zaharat-tip-2","18":"pa_conditii-medicale-afecti-dislipidemie","19":"pa_conditii-medicale-afecti-hipertensiune-arteriala-esentiala","20":"pa_conditii-medicale-afecti-insuficienta-hepatica-ciroza-hepatica","21":"pa_conditii-medicale-afecti-istoric-de-accident-vascular-cerebral-avc","22":"pa_parti-ale-corpului-organ-pancreas","23":"pa_parti-ale-corpului-siste-sistem-digestiv","25":"first","26":"instock","27":"sale","28":"virtual","29":"purchasable","30":"product-type-simple"},"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.clinica-sante.com\/ro\/wp-json\/wp\/v2\/product\/27470","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.clinica-sante.com\/ro\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.clinica-sante.com\/ro\/wp-json\/wp\/v2\/types\/product"}],"wp:attachment":[{"href":"https:\/\/www.clinica-sante.com\/ro\/wp-json\/wp\/v2\/media?parent=27470"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.clinica-sante.com\/ro\/wp-json\/wp\/v2\/product_brand?post=27470"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.clinica-sante.com\/ro\/wp-json\/wp\/v2\/product_cat?post=27470"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.clinica-sante.com\/ro\/wp-json\/wp\/v2\/product_tag?post=27470"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}