{"id":316894,"date":"2025-10-13T13:36:22","date_gmt":"2025-10-13T11:36:22","guid":{"rendered":"https:\/\/vithas.es\/?post_type=diagnosticprocedure&#038;p=316894"},"modified":"2025-10-13T13:36:22","modified_gmt":"2025-10-13T11:36:22","slug":"densitometria-ossia","status":"publish","type":"diagnosticprocedure","link":"https:\/\/vithas.es\/ca\/prueba-diagnostica\/densitometria-ossia\/","title":{"rendered":"Densitometria \u00f2ssia"},"template":"","diagnosticproceduretype":[2222],"class_list":["post-316894","diagnosticprocedure","type-diagnosticprocedure","status-publish","hentry"],"wpml_translations":{"ca":{"id":"316894","slug":"densitometria-ossia","lang":"ca"},"es":{"id":"622","slug":"densitometria-osea","lang":"es"}},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.0 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Densitometria \u00f2ssia : que es y para que sirve - Vithas<\/title>\n<meta name=\"description\" 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150w, https:\/\/vithas.es\/wp-content\/uploads\/2024\/12\/GettyImages-1179712322-168x168.webp 168w, https:\/\/vithas.es\/wp-content\/uploads\/2024\/12\/GettyImages-1179712322-120x120.webp 120w, https:\/\/vithas.es\/wp-content\/uploads\/2024\/12\/GettyImages-1179712322-48x48.webp 48w"}],"vth_tuotempo":"","vth_kentico_id":"89","vth_description":"<h2>Qu\u00e8 \u00e9s una densitometria \u00f2ssia?<\/h2>\r\nLa densitometria \u00f2ssia \u00e9s una prova que mesura la densitat de calci existent als nostres ossos.\r\n\r\nS'utilitza per valorar efica\u00e7ment la salut \u00f2ssia, portar el control de la p\u00e8rdua \u00f2ssia o la resposta al tractament i per detectar l'osteoporosi a la seva etapa m\u00e9s preco\u00e7 i instaurar un tractament preventiu.\r\n\r\nAquest m\u00e8tode de diagn\u00f2stic est\u00e0 indicat per aprofundir en casos on es detecti una possible fractura o aixafament vertebral a trav\u00e9s de la radiografia convencional, seguiment de levoluci\u00f3 de losteoporosi i per a quadres cl\u00ednics de menopausa.\r\n\r\nL'OMS (Organitzaci\u00f3 Mundial de la Salut) recomana a totes les dones que hagin comen\u00e7at amb la menopausa fer-se una densitometria anual. No obstant aix\u00f2, tamb\u00e9 hi ha altres raons per fer una densiometria.\r\n<h2>Malalties que diagnostica la densitometria<\/h2>\r\nAquesta t\u00e8cnica \u00e9s fonamental per diagnosticar i monitoritzar diverses malalties relacionades amb la salut \u00f2ssia. Entre les principals afeccions que es diagnostiquen amb la densitometria \u00f2ssia s'hi inclouen:\r\n<ol>\r\n \t<li><strong>Osteoporosi:<\/strong> La condici\u00f3 m\u00e9s comuna diagnosticada amb aquesta prova. L'osteoporosi es caracteritza per una p\u00e8rdua de densitat \u00f2ssia, cosa que debilita els ossos i augmenta el risc de fractures. \u00c9s especialment freq\u00fcent en dones postmenop\u00e0usiques i en persones grans.<\/li>\r\n \t<li><strong>Osteop\u00e8nia:<\/strong> \u00c9s una fase primerenca de la p\u00e8rdua \u00f2ssia, on la densitat \u00f2ssia est\u00e0 per sota del normal, per\u00f2 no prou baixa per ser diagnosticada com a osteoporosi. La densitometria ajuda a identificar els pacients en risc de desenvolupar osteoporosi.<\/li>\r\n \t<li><strong>Hipercalc\u00e8mia i altres trastorns metab\u00f2lics ossis:<\/strong> La densitometria tamb\u00e9 pot ser \u00fatil en el diagn\u00f2stic de trastorns que afecten el metabolisme del calci i la salut \u00f2ssia, com l'hiperparatiro\u00efdisme.<\/li>\r\n \t<li><strong>Malalties endocrines:<\/strong> Algunes condicions hormonals, com la malaltia de Cushing o l'hipotiro\u00efdisme, tamb\u00e9 poden reflectir-se en una baixa densitat \u00f2ssia, sent avaluades mitjan\u00e7ant aquesta prova.<\/li>\r\n<\/ol>\r\nLa densitometria \u00f2ssia \u00e9s clau per detectar aquests trastorns i per guiar el tractament preventiu o terap\u00e8utic adequat.\r\n<h2>Qu\u00e8 \u00e9s l'osteoporosi?<\/h2>\r\nL'osteoporosi \u00e9s una malaltia en qu\u00e8 els ossos es tornen fr\u00e0gils i es trenquen amb m\u00e9s facilitat, cosa que pot produir fractures \u00f2ssies (de maluc i altres ossos) i aixafaments vertebrals.\r\n<h2>Per qu\u00e8 m'he de fer una densitometria \u00f2ssia?<\/h2>\r\nLa <strong>densitometria \u00f2ssia<\/strong> \u00e9s fonamental per detectar problemes ossis abans que es converteixin en greus. Si tens factors de risc com a antecedents familiars d'osteoporosi, ser dona postmenop\u00e0usica o tenir un estil de vida sedentari, aquesta prova \u00e9s clau per prevenir fractures. La seva utilitat principal \u00e9s diagnosticar osteoporosi, una malaltia que debilita els ossos, i l'osteop\u00e8nia, una fase primerenca de p\u00e8rdua \u00f2ssia que pot evolucionar a osteoporosi si no es tracta.\r\n\r\nA m\u00e9s, la densitometria \u00f2ssia \u00e9s essencial per a <strong>monitorejar malalties metab\u00f2liques o endocrines<\/strong> que afecten la salut \u00f2ssia, com l'<strong>hipotiro\u00efdisme<\/strong> o l'<strong>hiperparatiro\u00efdisme<\/strong>. Tamb\u00e9 ajuda a avaluar l'efectivitat dels tractaments per a l'osteoporosi o risc de fractures en persones que ja reben medicaci\u00f3.\r\n\r\nSi tens m\u00e9s de 65 anys o factors de risc, com el consum excessiu d'alcohol, tabac o antecedents de fractures, \u00e9s recomanable fer-se aquesta prova per detectar a temps qualsevol anomalia a la densitat \u00f2ssia i prendre mesures preventives o terap\u00e8utiques. En resum, la densitometria \u00f2ssia \u00e9s clau per a la prevenci\u00f3, el diagn\u00f2stic d'hora i el seguiment de diverses afeccions \u00f2ssies.\r\n<h2>Com m'he de preparar abans d'una densitometria?<\/h2>\r\n<ul>\r\n \t<li>La densiometria \u00f2ssia no necessita cap preparaci\u00f3 pr\u00e8via.<\/li>\r\n \t<li>En la majoria dels casos el pacient no necessita treure's la roba.<\/li>\r\n \t<li>Si prens suplements de calci no els has d'ingerir 24 hores abans de la prova.<\/li>\r\n \t<li>Pots menjar amb normalitat, no cal anar en dej\u00fa.<\/li>\r\n<\/ul>\r\nEt recomanem que vagis amb roba c\u00f2moda, sense artefactes met\u00e0l\u00b7lics ni pl\u00e0stics a les \u00e0rees a estudiar (columna lumbar i coll femoral)\r\n\r\n\u00c9s recomanable que portis amb tu la darrera densitometria \u00f2ssia que t'hagis realitzat si v\u00e9ns per primera vegada a fer-te la prova a aquest Hospital.\r\n<h2>Com es fa una densitometria \u00f2ssia i quant dura?<\/h2>\r\nLa densitometria \u00f2ssia dura aproximadament de 6 a 10 minuts.\r\n\r\nSe't demanar\u00e0 que et fiquis al llit a la llitera, de panxa enlaire, amb els bra\u00e7os estesos al llarg del cos, respirant normal i romanent imm\u00f2bil.\r\n\r\nL'aparell far\u00e0 un escombratge al llarg de la columna lumbar i el coll femoral, donant una s\u00e8rie de dades que despr\u00e9s s'analitza per elaborar un informe posterior que t'emportar\u00e0s despr\u00e9s de la prova.\r\n\r\nSi el metge comprovar si hi ha osteoporosi se solen explorar la columna lumbar, malucs i el canell, ja que el contingut en calci \u00e9s diferent del d'altres parts del cos.\r\n\r\n\u00c9s important que romanguis el m\u00e9s imm\u00f2bil possible durant l'examen per assegurar una imatge clara i \u00fatil.\r\n<h2>Qu\u00e8 se sent durant la prova?<\/h2>\r\n<ul>\r\n \t<li>La prova \u00e9s senzilla, r\u00e0pida i indolora.<\/li>\r\n \t<li>Despr\u00e9s de la prova no sentir\u00e0s gens estrany a la zona que han mesurat la densitat d'os i podr\u00e0s abandonar l'hospital de manera immediata.<\/li>\r\n \t<li>A m\u00e9s, tindr\u00e0s la comoditat de poder emportar-te la prova ja informada a la m\u00e0.<\/li>\r\n<\/ul>\r\n<h2>Recuperaci\u00f3 despr\u00e9s de la prova<\/h2>\r\n<ul>\r\n \t<li>La densiometria \u00f2ssia, en ser una prova no invasiva, no necessita recuperaci\u00f3 de cap mena.<\/li>\r\n \t<li>Atesa la senzillesa de la prova, tampoc no cal anar acompanyat.<\/li>\r\n<\/ul>\r\n<h2>T\u00e9 algun risc aquesta prova per a la salut?<\/h2>\r\nPer a aquesta prova es fan servir dosis baixes de Rajos. La quantitat aproximada \u00e9s d'una desena part de la radiaci\u00f3 utilitzada en una radiografia normal i menor que l'exposici\u00f3 d'un dia a la radiaci\u00f3 normal.\r\n\r\nEls sistemes moderns de Raigs X, com el densi\u00f2metre utilitzat en aquest Hospital, tenen feixos de Raigs X molt controlats i m\u00e8todes de \u201ccontrol de filtraci\u00f3\u201d per minimitzar la dispersi\u00f3 de la radiaci\u00f3.\r\n<h2>Com interpretar els resultats?<\/h2>\r\nInterpretar els resultats d'una <strong>densitometria \u00f2ssia<\/strong> es basa en els valors de la <strong>densitat mineral \u00f2ssia (DMO)<\/strong>, que es comparen amb els de persones sanes de la mateixa edat, sexe i \u00e8tnia. El resultat s'expressa generalment en dos \u00edndexs:\r\n<ol>\r\n \t<li><strong>T-score:<\/strong> Compara el teu DMO amb un adult jove sa. Un T-score:\r\n<ul>\r\n \t<li><strong>Normal:<\/strong> \u2265 -1<\/li>\r\n \t<li><strong>Osteop\u00e8nia<\/strong> (baixa densitat \u00f2ssia): entre -1 i -2.5<\/li>\r\n \t<li><strong>Osteoporosi<\/strong> (baixa densitat \u00f2ssia greu): \u2264 -2.5<\/li>\r\n<\/ul>\r\n<\/li>\r\n \t<li><strong>Z-score:<\/strong> Compara el teu DMO amb la de persones de la teva mateixa edat i sexe. Un Z-score baix (per sota de -2) pot indicar que hi ha factors addicionals que afecten la salut \u00f2ssia.<\/li>\r\n<\/ol>\r\nUn T-score baix indica m\u00e9s risc de fractures, mentre que un T-score en el rang d'osteop\u00e8nia suggereix que cal prendre mesures preventives. Els resultats han de ser interpretats per un metge, que decidir\u00e0 el tractament o les accions preventives segons el cas.","vth_diagnostic_procedure_location":[]},"_links":{"self":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure\/316894","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure"}],"about":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/types\/diagnosticprocedure"}],"version-history":[{"count":1,"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure\/316894\/revisions"}],"predecessor-version":[{"id":319545,"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticprocedure\/316894\/revisions\/319545"}],"wp:attachment":[{"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/media?parent=316894"}],"wp:term":[{"taxonomy":"diagnosticproceduretype","embeddable":true,"href":"https:\/\/vithas.es\/ca\/wp-json\/wp\/v2\/diagnosticproceduretype?post=316894"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}