Question 804
{"accessible":false,"alternatives":[{"id":4067,"text":"image magnification"},{"id":4068,"text":"landmarking"},{"id":4069,"text":"patient dose"},{"id":4070,"text":"spatial resolution"},{"id":4071,"text":"visualization of edges"}],"archived":false,"correctAlternativeId":4071,"explanation":"\u003cp\u003eMany processes are available to enhance image contrast and the conspicuity of details. Examples are greyscale inversion and edge sharpening.\u003c/p\u003e\u003cp\u003eAdapted from\u0026nbsp;\u003ca href=\"https://en.wikibooks.org/wiki/Basic_Physics_of_Digital_Radiography\"\u003eBasic Physics of Digital Radiography\u003c/a\u003e\u0026nbsp;by\u0026nbsp;Kieran Maher,\u0026nbsp;with author's permission (License:\u0026nbsp;\u003ca href=\"https://creativecommons.org/licenses/by-sa/3.0/\"\u003eCreative Commons\u0026nbsp;BY-SA 3.0\u003c/a\u003e).\u003c/p\u003e","id":804,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/1505","nextQuestionPath":"/articles/dose-limits/questions/783","relatedArticles":[{"id":6318,"title":"Spatial resolution","link":"/articles/spatial-resolution?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eProcessing a digital radiograph using unsharp masking increases the...\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/804"}],"attemptsPercentages":[{"alternativeId":"4068","percentage":5},{"alternativeId":"4070","percentage":23},{"alternativeId":"4071","percentage":44},{"alternativeId":"4069","percentage":18},{"alternativeId":"4067","percentage":11}],"promptToLogin":false,"questionManager":false,"articleId":"dose-limits"}