{"id":2662,"date":"2018-01-08T21:27:24","date_gmt":"2018-01-08T21:27:24","guid":{"rendered":"https:\/\/medicalcriteria.com\/web\/lung-rads\/"},"modified":"2026-02-27T21:06:41","modified_gmt":"2026-02-27T21:06:41","slug":"lung-rads","status":"publish","type":"post","link":"https:\/\/medicalcriteria.com\/web\/lung-rads\/","title":{"rendered":"Lung Reporting and Data System (Lung-RADS)"},"content":{"rendered":"<div class=\"99c380e4b4a7b96c35d7ddf7dcb434e8\" data-index=\"1\" style=\"float: none; margin:0px 0 0px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- MC 2019- Horizontal -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-0127150553352455\"\r\n     data-ad-slot=\"3806776041\"\r\n     data-ad-format=\"auto\"\r\n     data-full-width-responsive=\"true\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>The Lung CT Screening Reporting and Data System (Lung-RADS) is an algorithm that can be used to classify lung nodules in patients with significant smoking histories.<br \/>\n<!--more--><br \/>\n<b>Lung Reporting and Data System (Lung-RADS)<\/b><\/p>\n<p>&nbsp;<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\" border=\"1\">\n<tbody>\n<tr>\n<td style=\"width: 16.9414%;\"><b>Category Descriptor<\/b><\/td>\n<td style=\"width: 42.2161%;\"><b>Criteria<\/b><\/td>\n<td style=\"width: 10.348%;\"><b>Category<\/b><\/td>\n<td style=\"width: 30.4945%;\"><b>Management<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 16.9414%;\">Incomplete<\/td>\n<td style=\"width: 42.2161%;\">&#8211;<\/td>\n<td style=\"width: 10.348%; text-align: center;\">0<\/td>\n<td style=\"width: 30.4945%;\">Additional lung cancer screening CT images and\/or comparison to prior chest CT examinations is needed<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 16.9414%;\">Negative<\/td>\n<td style=\"width: 42.2161%;\">No nodules and definitely benign nodules (nodule(s) with specific calcifications: complete, central, popcorn, concentric rings and fat containing nodules).<\/td>\n<td style=\"width: 10.348%; text-align: center;\">1<\/td>\n<td style=\"width: 30.4945%;\" rowspan=\"2\">Continue annual screening with low-dose CT (LDCT) in 12 months. Risk of cancer &lt;1%<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 16.9414%;\">Benign Appearance or Behavior<\/td>\n<td style=\"width: 42.2161%;\">Nodules with a very low likelihood of becoming a clinically active cancer due to size or lack of growth. Solid nodule(s) &lt; 6 mm or new &lt; 4 mm; part solid nodule(s) &lt; 6 mm total diameter on baseline screening; non solid nodule(s) (ground glass nodules &#8211; GGN) &lt; 20 mm OR &gt;\/= 20 mm and unchanged or slowly growing; category 3 or 4 nodules unchanged for &gt;\/= 3 months<\/td>\n<td style=\"width: 10.348%; text-align: center;\">2<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 16.9414%;\">Probably benign<\/td>\n<td style=\"width: 42.2161%;\">Probably benign finding(s) &#8211; short term follow up suggested; includes nodules with a low likelihood of becoming a clinically active cancer. Solid nodule(s) &gt;\/= 6 to &lt; 8 mm at baseline OR new 4 mm to &lt; 6 mm; part solid nodule(s) &gt;\/= 6 mm total diameter with solid component &lt; 6 mm OR new &lt; 6 mm total diameter; non solid nodule(s) (GGN) &gt;\/= 20 mm on baseline CT or new<\/td>\n<td style=\"width: 10.348%; text-align: center;\">3<\/td>\n<td style=\"width: 30.4945%;\">Repeat chest CT in 6 months.\u00a0Risk of cancer 1-2%.<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 16.9414%;\" rowspan=\"2\">Suspicious<\/td>\n<td style=\"width: 42.2161%;\" rowspan=\"2\">Findings for which additional diagnostic testing and\/or tissue sampling is recommended.<\/p>\n<ul>\n<li>4A: Solid nodule(s) &gt;\/= 8 to &lt; 15 mm at baseline OR growing &lt; 8 mm OR new 6 to &lt; 8 mm; part solid nodule(s) &gt;\/= 6 mm with solid component &gt;\/= 6 mm to &lt; 8 mm OR with a new or growing &lt; 4 mm solid component; endobronchial nodule<\/li>\n<li>4B: Solid nodule(s) &gt;\/= 15 mm OR new or growing, and &gt;\/= 8 mm; part solid nodule(s) with a solid component &gt;\/= 8 mm OR a new or growing &gt;\/= 4 mm solid component<\/li>\n<\/ul>\n<\/td>\n<td style=\"width: 10.348%; text-align: center;\">4A<\/td>\n<td style=\"width: 30.4945%;\">3 month LDCT; PET\/CT may be used when there is a &gt;\/= 8 mm solid component.\u00a05-15% risk of cancer<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 10.348%; text-align: center;\">4B<\/td>\n<td style=\"width: 30.4945%;\">Chest CT with or without contrast, PET\/CT and\/or tissue sampling depending on the probability of malignancy and comorbidities. PET\/CT may be used when there is a &gt;\/= 8 mm solid component.\u00a0&gt;15% risk of cancer<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 16.9414%;\">Other<\/td>\n<td style=\"width: 42.2161%;\">Clinically significant or potentially clinically significant findings (non lung cancer)<\/td>\n<td style=\"width: 10.348%; text-align: center;\">S<\/td>\n<td style=\"width: 30.4945%;\">As appropriate to the specific finding<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 16.9414%;\">Prior Lung Cancer<\/td>\n<td style=\"width: 42.2161%;\">Modifier for patients with a prior diagnosis of lung cancer who return to screening<\/td>\n<td style=\"width: 10.348%; text-align: center;\">C<\/td>\n<td style=\"width: 30.4945%;\"><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><b>References:<\/b><\/p>\n<ol>\n<li>Manos D, Seely JM, Taylor J, Borgaonkar J, Roberts HC, Mayo JR. The Lung Reporting and Data System (LU-RADS): a proposal for computed tomography screening.\u00a0Can Assoc Radiol J. 2014 May;65(2):121-34. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/24758919\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li>van Riel SJ, Ciompi F, Jacobs C, Winkler Wille MM, Scholten ET, Naqibullah M, Lam S, Prokop M, Schaefer-Prokop C, van Ginneken B.\u00a0Malignancy risk estimation of screen-detected nodules at baseline CT: comparison of the PanCan model, Lung-RADS and NCCN guidelines.\u00a0Eur Radiol. 2017 Oct;27(10):4019-4029. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/28293773\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li>Martin MD, Kanne JP, Broderick LS, Kazerooni EA, Meyer CA. Lung-RADS: Pushing the Limits.\u00a0Radiographics. 2017 Nov-Dec;37(7):1975-1993. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/29053407\/\" target=\"_blank\" rel=\"noopener noreferrer\">[Medline]<\/a><\/li>\n<li>Jhala K, Byrne SC, Hammer MM. Interpreting Lung Cancer Screening CTs: Practical Approach to Lung Cancer Screening and Application of Lung-RADS. Clin Chest Med. 2024 Jun;45(2):279-293. <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/38816088\/\" target=\"_blank\" rel=\"noopener\">[Medline]<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>Created Jan 08, 2018.<br \/>\nUp-date Feb 27, 2026.<\/p>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Sorry, this entry is only available in Espa\u00f1ol.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"no","_lmt_disable":"no","_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[233],"tags":[322,16,15,874,506,1973,499,588,1972,587,497,495,494,507,867],"class_list":["post-2662","post","type-post","status-publish","format-standard","hentry","category-pulmonary","tag-cancer","tag-criteria","tag-criterios","tag-ct","tag-data","tag-datos","tag-informes","tag-lung","tag-lung-rads","tag-pulmon","tag-rads","tag-reporting","tag-sistema","tag-system","tag-tc"],"modified_by":"Guillermo Firman","_links":{"self":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2662","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/comments?post=2662"}],"version-history":[{"count":4,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2662\/revisions"}],"predecessor-version":[{"id":10676,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/posts\/2662\/revisions\/10676"}],"wp:attachment":[{"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/media?parent=2662"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/categories?post=2662"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/medicalcriteria.com\/web\/wp-json\/wp\/v2\/tags?post=2662"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}