{"id":7859,"date":"2026-03-01T22:18:06","date_gmt":"2026-03-01T22:18:06","guid":{"rendered":"https:\/\/live-cancer-factfinder.pantheonsite.io\/fact-finder-tool\/chup-ct-gay-ung-thu-tim-hieu-su-that-ve-ung-thu\/"},"modified":"2026-09-21T20:20:44","modified_gmt":"2026-09-21T20:20:44","slug":"chup-ct-gay-ung-thu-tim-hieu-su-that-ve-ung-thu","status":"publish","type":"post","link":"https:\/\/cancerfactfinder.org\/vi\/cong-cu-tim-kiem-su-that\/chup-ct-gay-ung-thu-tim-hieu-su-that-ve-ung-thu\/","title":{"rendered":"NH\u1eacN \u0110\u1ecaNH: Ch\u1ee5p CT g\u00e2y ung th\u01b0"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Nh\u1eefng \u0111i\u1ec1u b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e3 nghe<\/h2>\n\n<p class=\"wp-block-paragraph\">M\u1ed9t s\u1ed1 ng\u01b0\u1eddi tin r\u1eb1ng ch\u1ee5p CT c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nguy c\u01a1 m\u1eafc ung th\u01b0. H\u1ecd cho r\u1eb1ng li\u1ec1u l\u01b0\u1ee3ng b\u1ee9c x\u1ea1 t\u1eeb ch\u1ee5p CT cao h\u01a1n so v\u1edbi ch\u1ee5p X-quang th\u00f4ng th\u01b0\u1eddng l\u00e0 l\u00fd do \u0111\u00e1ng lo ng\u1ea1i. <\/p>\n\n<h2 class=\"wp-block-heading\">Khoa h\u1ecdc cho ch\u00fang ta bi\u1ebft \u0111i\u1ec1u g\u00ec?<\/h2>\n\n<p class=\"wp-block-paragraph\">M\u00e1y ch\u1ee5p CT s\u1eed d\u1ee5ng b\u1ee9c x\u1ea1 ion h\u00f3a, c\u00f3 th\u1ec3 l\u00e0m t\u1ed5n th\u01b0\u01a1ng DNA. M\u1eb7c d\u00f9 h\u1ea7u h\u1ebft c\u00e1c t\u1ebf b\u00e0o \u0111\u1ec1u s\u1eeda ch\u1eefa \u0111\u01b0\u1ee3c t\u1ed5n th\u01b0\u01a1ng n\u00e0y, nh\u01b0ng nh\u1eefng sai s\u00f3t v\u1eabn c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i v\u00e0 cu\u1ed1i c\u00f9ng c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn ung th\u01b0. C\u00e1c t\u1ed5 ch\u1ee9c y t\u1ebf l\u1edbn th\u1eeba nh\u1eadn nh\u1eefng r\u1ee7i ro n\u00e0y, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi tr\u1ebb em v\u00e0 c\u00e1c l\u1ea7n ch\u1ee5p l\u1eb7p l\u1ea1i, m\u1eb7c d\u00f9 ch\u1ee5p CT v\u1eabn r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n nhi\u1ec1u b\u1ec7nh ( <a href=\"https:\/\/www.health.harvard.edu\/cancer\/radiation-risk-from-medical-imaging\" target=\"_blank\" rel=\"noopener\">Harvard<\/a> ).  <\/p>\n\n<h3 class=\"wp-block-heading\">B\u1eb1ng ch\u1ee9ng d\u1ecbch t\u1ec5 h\u1ecdc<\/h3>\n\n<ul class=\"wp-block-list\">\n<li>M\u1ed9t ph\u00e2n t\u00edch t\u1ed5ng h\u1ee3p tr\u00ean 111 tri\u1ec7u ng\u01b0\u1eddi tr\u01b0\u1edfng th\u00e0nh cho th\u1ea5y nguy c\u01a1 ung th\u01b0 t\u0103ng \u0111\u00e1ng k\u1ec3 li\u00ean quan \u0111\u1ebfn ch\u1ee5p CT, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi li\u1ec1u l\u01b0\u1ee3ng cao h\u01a1n ho\u1eb7c ch\u1ee5p l\u1eb7p l\u1ea1i ( <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/36451138\/\" target=\"_blank\" rel=\"noopener\">PubMed<\/a> ).<\/li>\n\n\n\n<li>M\u1ed9t nghi\u00ean c\u1ee9u c\u1ee7a Canada cho th\u1ea5y tr\u1ebb em \u0111\u01b0\u1ee3c ch\u1ee5p CT t\u1eeb b\u1ed1n l\u1ea7n tr\u1edf l\u00ean tr\u01b0\u1edbc s\u00e1u tu\u1ed5i c\u00f3 nguy c\u01a1 m\u1eafc ung th\u01b0 cao h\u01a1n \u0111\u00e1ng k\u1ec3 ( <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37094867\/\" target=\"_blank\" rel=\"noopener\">PubMed<\/a> ).<\/li>\n\n\n\n<li>M\u1ed9t nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf quy m\u00f4 l\u1edbn \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Nature Medicine (2023) cho th\u1ea5y c\u1ee9 10.000 l\u1ea7n ch\u1ee5p CT \u1edf tr\u1ebb em th\u00ec c\u00f3 li\u00ean quan \u0111\u1ebfn kho\u1ea3ng 1-2 tr\u01b0\u1eddng h\u1ee3p ung th\u01b0 m\u00e1u b\u1ed5 sung trong v\u00f2ng 12 n\u0103m sau khi ti\u1ebfp x\u00fac ( <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/37946058\/\" target=\"_blank\" rel=\"noopener\">PubMed<\/a> ).<\/li>\n<\/ul>\n\n<h3 class=\"wp-block-heading\">B\u1eb1ng ch\u1ee9ng t\u1eeb nghi\u00ean c\u1ee9u trong ph\u00f2ng th\u00ed nghi\u1ec7m\/B\u1eb1ng ch\u1ee9ng h\u1ed7 tr\u1ee3 <\/h3>\n\n<p class=\"wp-block-paragraph\">C\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng ch\u1ee5p CT c\u00f3 th\u1ec3 g\u00e2y ra t\u1ed5n th\u01b0\u01a1ng DNA c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c, c\u1ee5 th\u1ec3 l\u00e0 \u0111\u1ee9t g\u00e3y chu\u1ed7i k\u00e9p, trong t\u1ebf b\u00e0o m\u00e1u c\u1ee7a b\u1ec7nh nh\u00e2n ( <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/32167501\/\" target=\"_blank\" rel=\"noopener\">PubMed<\/a> ).<\/p>\n\n<h3 class=\"wp-block-heading\">Ph\u00e2n lo\u1ea1i ch\u1ea5t g\u00e2y ung th\u01b0 c\u1ee7a IARC<\/h3>\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u00f3 ph\u00e2n lo\u1ea1i tr\u1ef1c ti\u1ebfp n\u00e0o c\u1ee7a IARC d\u00e0nh cho ch\u1ee5p CT. Tuy nhi\u00ean, b\u1ee9c x\u1ea1 ion h\u00f3a \u0111\u01b0\u1ee3c bi\u1ebft l\u00e0 c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y ung th\u01b0 \u1edf ng\u01b0\u1eddi ( <a href=\"https:\/\/publications.iarc.who.int\/Book-And-Report-Series\/Iarc-Monographs-On-The-Identification-Of-Carcinogenic-Hazards-To-Humans\/Ionizing-Radiation-Part-1-X--And-Gamma-&#x3B3;--Radiation-And-Neutrons-2000\" target=\"_blank\" rel=\"noopener\">IARC<\/a> ). <\/p>\n\n<h2 class=\"wp-block-heading\">C\u00e1ch gi\u1ea3m thi\u1ec3u r\u1ee7i ro c\u1ee7a b\u1ea1n<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>H\u00e3y h\u1ecfi \u00fd ki\u1ebfn \u200b\u200bchuy\u00ean gia y t\u1ebf xem vi\u1ec7c ch\u1ee5p chi\u1ebfu c\u00f3 c\u1ea7n thi\u1ebft v\u1ec1 m\u1eb7t y khoa hay kh\u00f4ng. <\/li>\n\n\n\n<li>Y\u00eau c\u1ea7u s\u1eed d\u1ee5ng quy tr\u00ecnh ch\u1ee5p li\u1ec1u th\u1ea5p khi c\u00f3 th\u1ec3, \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi tr\u1ebb em. <\/li>\n\n\n\n<li>N\u00ean s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p thay th\u1ebf nh\u01b0 ch\u1ee5p c\u1ed9ng h\u01b0\u1edfng t\u1eeb (MRI) ho\u1eb7c si\u00eau \u00e2m khi c\u1ea7n thi\u1ebft.  <\/li>\n\n\n\n<li>Tr\u00e1nh ch\u1ee5p CT to\u00e0n th\u00e2n n\u1ebfu kh\u00f4ng c\u00f3 nhu c\u1ea7u l\u00e2m s\u00e0ng r\u00f5 r\u00e0ng.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">T\u00f3m l\u1ea1i<\/h2>\n\n<p class=\"wp-block-paragraph\">Ch\u1ee5p CT khi\u1ebfn b\u1ec7nh nh\u00e2n ti\u1ebfp x\u00fac v\u1edbi l\u01b0\u1ee3ng b\u1ee9c x\u1ea1 cao h\u01a1n so v\u1edbi ch\u1ee5p X-quang v\u00e0 c\u00f3 li\u00ean quan \u0111\u1ebfn t\u0103ng nguy c\u01a1 ung th\u01b0, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf tr\u1ebb em v\u00e0 khi ti\u1ebfp x\u00fac nhi\u1ec1u l\u1ea7n. M\u1eb7c d\u00f9 l\u1ee3i \u00edch th\u01b0\u1eddng l\u1edbn h\u01a1n r\u1ee7i ro khi c\u1ea7n thi\u1ebft v\u1ec1 m\u1eb7t y t\u1ebf, vi\u1ec7c gi\u1ea3m thi\u1ec3u c\u00e1c l\u1ea7n ch\u1ee5p kh\u00f4ng c\u1ea7n thi\u1ebft gi\u00fap gi\u1ea3m thi\u1ec3u t\u00e1c h\u1ea1i ti\u1ec1m t\u00e0ng. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nh\u1eefng \u0111i\u1ec1u b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e3 nghe M\u1ed9t s\u1ed1 ng\u01b0\u1eddi tin r\u1eb1ng ch\u1ee5p CT c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nguy c\u01a1 m\u1eafc ung th\u01b0. H\u1ecd cho r\u1eb1ng li\u1ec1u l\u01b0\u1ee3ng b\u1ee9c x\u1ea1 t\u1eeb ch\u1ee5p CT cao h\u01a1n so v\u1edbi ch\u1ee5p X-quang th\u00f4ng th\u01b0\u1eddng l\u00e0 l\u00fd do \u0111\u00e1ng lo ng\u1ea1i. Khoa h\u1ecdc cho ch\u00fang ta bi\u1ebft \u0111i\u1ec1u g\u00ec?&hellip;<\/p>\n","protected":false},"author":9,"featured_media":7860,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[557],"tags":[533],"class_list":["post-7859","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-van-de-hoac-dieu-tri-y-te","tag-tac-dong-den-nguy-co-ung-thu-chua-duoc-xac-dinh"],"acf":[],"_links":{"self":[{"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/posts\/7859","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/comments?post=7859"}],"version-history":[{"count":7,"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/posts\/7859\/revisions"}],"predecessor-version":[{"id":17278,"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/posts\/7859\/revisions\/17278"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/media\/7860"}],"wp:attachment":[{"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/media?parent=7859"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/categories?post=7859"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cancerfactfinder.org\/vi\/wp-json\/wp\/v2\/tags?post=7859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}