Question 762
{"accessible":false,"alternatives":[{"id":3867,"text":"encountered in males"},{"id":3868,"text":"hypodense compared to brain on non-contrast CT"},{"id":3869,"text":"located in the spinal canal"},{"id":3870,"text":"more aggressive than parenchymal CNS lymphoma"},{"id":3871,"text":"mucosa-associated lymphoid tissue (MALT) lymphomas"}],"archived":false,"correctAlternativeId":3871,"explanation":"\u003cp\u003eMALT lymphomas of the dura (also known as extranodal marginal zone lymphoma of mucosa-associated lymphoid tissue of the dura), are an uncommon form of CNS lymphoma but are the most common form of primary dural lymphoma.\u0026nbsp;\u003c/p\u003e\u003cp\u003eThey have an indolent course and far better prognosis than parenchymal primary CNS lymphoma. They are more common in females and on CT are hyperdense to normal brain.\u0026nbsp;\u003c/p\u003e","id":762,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/762","nextQuestionPath":null,"relatedArticles":[],"alsoUsedIn":[],"stem":"\u003cp\u003ePrimary dural lymphoma is\u0026nbsp;usually...\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/762"}],"attemptsPercentages":[{"alternativeId":"3868","percentage":13},{"alternativeId":"3870","percentage":20},{"alternativeId":"3871","percentage":45},{"alternativeId":"3867","percentage":12},{"alternativeId":"3869","percentage":10}],"promptToLogin":false,"questionManager":false,"articleId":"malt-lymphoma-dura"}