Question 2090
{"accessible":false,"alternatives":[{"id":10375,"text":"I"},{"id":10376,"text":"II"},{"id":10377,"text":"III"},{"id":10378,"text":"IVa"},{"id":10379,"text":"IVb"}],"archived":false,"correctAlternativeId":10376,"explanation":"\u003cp\u003eStage II denotes\u0026nbsp;capsular invasion into adjacent mediastinal fat or pleura. Stage II and above are considered to be thymic carcinoma.\u003c/p\u003e\u003cp\u003eStage I is used when there is an\u0026nbsp;intact thymic capsule. Stage III denotes\u0026nbsp;macroscopic invasion into adjacent organs and\u0026nbsp;vessels. Stage IVa indicates\u0026nbsp;dissemination in the thoracic cavity (such as pleural or pericardial implants), and stage IVb indicates distant metastases.\u003c/p\u003e","id":2090,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2090","nextQuestionPath":null,"relatedArticles":[{"id":24552,"title":"Thymic carcinoma","link":"/articles/thymic-carcinoma?lang=us"}],"alsoUsedIn":[{"id":1452,"kind":"Course","title":"2023 Virtual Conference Private Use - page 1452","link":"https://radiopaedia.org/courses/2023-virtual-conference-private-use/pages/1452"},{"id":991,"kind":"Course","title":"2021 Virtual Conference Private Use - page 991","link":"https://radiopaedia.org/courses/2021-virtual-conference-private-use/pages/991"},{"id":991,"kind":"Course","title":"Radiopaedia 2021 - isoCME - page 991","link":"https://radiopaedia.org/courses/radiopaedia-2021-isocme/pages/991"},{"id":991,"kind":"Course","title":"2022 Virtual Conference Private Use - page 991","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/991"},{"id":970,"kind":"RestrictedPage","title":"Page 970 (in no courses)","link":"https://radiopaedia.org/admin/restricted_pages/970"},{"id":955,"kind":"RestrictedPage","title":"Page 955 (in no courses)","link":"https://radiopaedia.org/admin/restricted_pages/955"},{"id":1,"kind":"LiveSchedule","title":"1","link":"https://radiopaedia.org/admin/live_schedules/1"},{"id":26,"kind":"LiveSchedule","title":"26","link":"https://radiopaedia.org/admin/live_schedules/26"},{"id":951,"kind":"Course","title":"Radiopaedia 2021 - isoCME - page 951","link":"https://radiopaedia.org/courses/radiopaedia-2021-isocme/pages/951"},{"id":951,"kind":"Course","title":"2021 Virtual Conference Private Use - page 951","link":"https://radiopaedia.org/courses/2021-virtual-conference-private-use/pages/951"},{"id":951,"kind":"Course","title":"Example Lectures - page 951","link":"https://radiopaedia.org/courses/example-lectures/pages/951"},{"id":951,"kind":"Course","title":"Chest Lectures - page 951","link":"https://radiopaedia.org/courses/chest-lectures/pages/951"}],"stem":"\u003cp\u003eA thymoma is found to invade through the capsule\u0026nbsp;into adjacent mediastinal fat or pleura. What is the stage according to\u0026nbsp;the\u0026nbsp;Masaoka staging system?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/2090"}],"attemptsPercentages":[{"alternativeId":"10379","percentage":5},{"alternativeId":"10378","percentage":32},{"alternativeId":"10377","percentage":28},{"alternativeId":"10376","percentage":33},{"alternativeId":"10375","percentage":1}],"promptToLogin":false,"questionManager":false,"articleId":"masaoka-staging-system-of-thymoma"}