Question 124
{"accessible":false,"alternatives":[{"id":624,"text":"adenoma"},{"id":625,"text":"carcinoma"},{"id":626,"text":"metastasis"},{"id":627,"text":"myelolipoma"},{"id":628,"text":"pheochromocytoma"}],"archived":false,"correctAlternativeId":624,"explanation":"\u003cp\u003eWith a density of 5 HU this mass is almost certainly an adrenal adenoma, which is also the most common adrenal gland mass.\u003c/p\u003e\u003cp\u003eMetastases to the adrenal gland are also common but typically have a higher density.\u003c/p\u003e\u003cp\u003eAdrenal cortical carcinomas and pheochromocytomas are rare and typically have a higher density.\u0026nbsp;\u003c/p\u003e\u003cp\u003eMyelolipomas demonstrate macroscopic fat and will have a lower density.\u0026nbsp;\u003c/p\u003e","id":124,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2624","nextQuestionPath":null,"relatedArticles":[{"id":25045,"title":"Adrenal metastasis","link":"/articles/adrenal-metastasis-1?lang=us"},{"id":8656,"title":"Adrenal myelolipoma","link":"/articles/adrenal-myelolipoma?lang=us"},{"id":8642,"title":"Pheochromocytoma","link":"/articles/phaeochromocytoma-1?lang=us"},{"id":862,"title":"Adrenal adenoma","link":"/articles/adrenal-adenoma?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eAn adrenal mass on CT has a density of 5 HU. What is the most likely diagnosis?\u0026nbsp;\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/124"}],"attemptsPercentages":[{"alternativeId":"628","percentage":2},{"alternativeId":"625","percentage":0},{"alternativeId":"626","percentage":0},{"alternativeId":"624","percentage":90},{"alternativeId":"627","percentage":7}],"promptToLogin":false,"questionManager":false,"articleId":"adrenal-cortical-carcinoma"}