{"id":6130,"date":"2015-05-25T14:37:03","date_gmt":"2015-05-25T13:37:03","guid":{"rendered":"http:\/\/www.rontgen.com\/wp-doctor\/?p=6130"},"modified":"2016-01-31T19:58:58","modified_gmt":"2016-01-31T18:58:58","slug":"missa-fynd-pa-ct-utan-kontrast","status":"publish","type":"post","link":"https:\/\/www.rontgen.com\/wp-doctor\/missa-fynd-pa-ct-utan-kontrast","title":{"rendered":"Missa fynd p\u00e5 CT utan kontrast"},"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\" \/>Undrar om man kan \u201dmissa\u201d att se n\u00e5got p\u00e5 dt buk\/thorax r\u00f6ntgen?<br \/>\nSkulle g\u00f6ra en med kontrast men i sista minuten fick jag inte det pg av allergi. Jag har sm\u00e4rta i buken\/rygg, och sv\u00e4ller mer och mer. H\u00f6g sr l\u00e5gt hb\u2026<br \/>\nN\u00e5got m\u00e5ste det ha missat??<\/p>\n<div id=\"attachment_6638\" style=\"width: 100px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.rontgen.com\/wp-doctor\/wp-content\/uploads\/2015\/05\/ct_skalle_tumor_kontrast.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6638\" class=\"size-thumbnail wp-image-6638 \" alt=\"CT skale\" src=\"https:\/\/www.rontgen.com\/wp-doctor\/wp-content\/uploads\/2015\/05\/ct_skalle_tumor_kontrast-90x90.jpg\" width=\"90\" height=\"90\" srcset=\"https:\/\/www.rontgen.com\/wp-doctor\/wp-content\/uploads\/2015\/05\/ct_skalle_tumor_kontrast-90x90.jpg 90w, https:\/\/www.rontgen.com\/wp-doctor\/wp-content\/uploads\/2015\/05\/ct_skalle_tumor_kontrast-300x300.jpg 300w, https:\/\/www.rontgen.com\/wp-doctor\/wp-content\/uploads\/2015\/05\/ct_skalle_tumor_kontrast.jpg 550w\" sizes=\"auto, (max-width: 90px) 100vw, 90px\" \/><\/a><p id=\"caption-attachment-6638\" class=\"wp-caption-text\">CT skale med kontrast<\/p><\/div>\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\" \/>Jo man kan missa en del &#8221;fynd&#8221; p\u00e5 CT-bilderna d\u00e4r man inte anv\u00e4nt sig av intraven\u00f6s kontrast (till blodet).<br \/>\nFlertalet\u00a0&#8221;onormala&#8221; processer i kroppen \u00e4r v\u00e4ldigt blodk\u00e4rlsrika. Tack vare denna &#8221;patologiska&#8221; ansamling av nya blodk\u00e4rl, i tex. en tum\u00f6r, kan man se och s\u00e4rskilja denna fr\u00e5n omgivande strukturer och organv\u00e4vnad.<br \/>\nLikas\u00e5 kan det vara inverterade f\u00f6rh\u00e5llande d\u00e4r d\u00e5 onormala &#8221;fynd&#8221; i kroppen, som \u00e4r k\u00e4rll\u00f6sa, tex. cystor, varansamling, mm. d\u00e5 ses d\u00e4r den omkringliggande v\u00e4vnaden laddar upp med kontrast men d\u00e4r tex. cystan f\u00f6rblir kontrastl\u00f6s.<br \/>\nDvs. man anv\u00e4nder kontrastmedel f\u00f6r att f\u00f6rst\u00e4rka och skilja p\u00e5 normal resp. onormal v\u00e4vnad i kroppen fr\u00e5n omkringliggande v\u00e4vnad.<\/p>\n<p><em>Utan kontrastmedel<\/em> ser man de flesta organ i kroppen. Man tittar p\u00e5 homogenitet, anatomiska former, onormala oklarheter i bilderna, mm.<br \/>\nHar man gjort en CT utan kontrast och ser n\u00e5got onormalt i bilderna s\u00e5 kompletterar man alltid med ytterligare CT, MR eller ultraljud beroende p\u00e5 vad och vilket organ det r\u00f6r sig om.<\/p>\n<p>Har man n\u00e5gon sv\u00e5rare allergi eller tidigare reagerat mot kontrast \u00a0kan man beh\u00f6va\u00a0<span style=\"color: #ff0000;\">[<\/span>\u00a0<a title=\"Om premedicinering\" href=\"http:\/\/www.rontgen.com\/forberedelser\/om-kontrast\/premedicinering\/\" target=\"_blank\">premedicinera<\/a>\u00a0<span style=\"color: #ff0000;\">]<\/span>\u00a0i f\u00f6rv\u00e4g mot en ev. reaktion mot kontrastmedel. Detta beror dock p\u00e5 vilka symtom den allergin man har normalt ger.<\/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<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Undrar om man kan \u201dmissa\u201d att se n\u00e5got p\u00e5 dt buk\/thorax r\u00f6ntgen? Skulle [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[87,142,38,24],"class_list":["post-6130","post","type-post","status-publish","format-standard","hentry","category-ct","tag-biverkning","tag-ct","tag-kontrast","tag-undersokning"],"_links":{"self":[{"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/posts\/6130","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=6130"}],"version-history":[{"count":0,"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/posts\/6130\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/media?parent=6130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/categories?post=6130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rontgen.com\/wp-doctor\/wp-json\/wp\/v2\/tags?post=6130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}