{"id":7173,"date":"2016-05-30T14:31:05","date_gmt":"2016-05-30T13:31:05","guid":{"rendered":"http:\/\/www.rontgen.com\/wp-doctor\/?p=7173"},"modified":"2017-03-25T17:54:52","modified_gmt":"2017-03-25T16:54:52","slug":"effekten-av-kontrast-pa-tumorer","status":"publish","type":"post","link":"https:\/\/www.rontgen.com\/wp-doctor\/effekten-av-kontrast-pa-tumorer","title":{"rendered":"Effekten av kontrast p\u00e5 tum\u00f6rer"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-81\" style=\"border: 0px none; margin: 5px;\" alt=\"Fr\u00e5ga\" src=\"https:\/\/www.rontgen.com\/wp-doctor\/wp-content\/uploads\/2008\/12\/icon_mini_faq.gif\" width=\"12\" height=\"13\" \/>Jag undrar om bakterier drar till sig kontrast medel p\u00e5 samma s\u00e4tt som cancerceller g\u00f6r?<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-85\" style=\"border: 0px none; margin: 5px;\" alt=\"Svar\" src=\"https:\/\/www.rontgen.com\/wp-doctor\/wp-content\/uploads\/2008\/12\/icon_mini_register.gif\" width=\"12\" height=\"13\" \/>Ingetdera \u00e4r riktigt i din fr\u00e5ga.<br \/>\nAnledningen till att tum\u00f6rer, metastaser, infektioner, mm. ses b\u00e4ttre p\u00e5 r\u00f6ntgenbilden med kontrastmedel \u00e4n utan, beror p\u00e5 den abnorma blodk\u00e4rlsnybildning som oftast sker i dessa f\u00f6r\u00e4ndringar. Denna ofta stora ansamling av nya sm\u00e5k\u00e4rl i en patologisk f\u00f6r\u00e4ndring bidrar ocks\u00e5 till att mer kontrastmedel \u00e5terfinns h\u00e4ri. Detta g\u00f6r att det blir en m\u00e4rkbar kontrastskillnad i r\u00f6ntgenbilderna p\u00e5 platsen f\u00f6r denna f\u00f6r\u00e4ndring. Kontrasten passerar inte in i celler utan \u00e4r sk. extracellul\u00e4r v\u00e4tska.<\/p>\n<p>Likas\u00e5 ses tex. cystor, varh\u00e5lor, mm. d\u00e5 sj\u00e4lva f\u00f6r\u00e4ndringen inte inneh\u00e5ller n\u00e5gra blodk\u00e4rl utan det d\u00e5 \u00e4r den omkringliggande v\u00e4vnaden som normalt laddar upp med kontrast. Man f\u00e5r s\u00e5ledes ett tomrum i en annars kontrastm\u00e4ttad omkringliggande v\u00e4vnad.<br \/>\nS\u00e5ledes \u00e4r det via blodk\u00e4rl\u00a0eller avsaknaden av blodk\u00e4rl med kontrast som p\u00e5visar var, hur stor, utbredning, etc. en patologisk f\u00f6r\u00e4ndring \u00e4r\/har.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-83\" style=\"border: 0px none; margin: 5px;\" alt=\"Svarat av\" src=\"https:\/\/www.rontgen.com\/wp-doctor\/wp-content\/uploads\/2008\/12\/icon_mini_profile.gif\" width=\"12\" height=\"13\" \/>K.T. rtgssk<br \/>\nR\u00f6ntgen Helsingborg<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jag undrar om bakterier drar till sig kontrast medel p\u00e5 samma s\u00e4tt som [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[38],"class_list":["post-7173","post","type-post","status-publish","format-standard","hentry","category-annat","tag-kontrast"],"_links":{"self":[{"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/posts\/7173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/comments?post=7173"}],"version-history":[{"count":0,"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/posts\/7173\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/media?parent=7173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/categories?post=7173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/tags?post=7173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}