Question 2091
{"accessible":true,"alternatives":[{"id":10380,"text":"acute pyelonephritis"},{"id":10381,"text":"drug-induced interstitial nephritis"},{"id":10382,"text":"renal infarction"},{"id":10383,"text":"renal lymphoma"},{"id":10384,"text":"sarcoidosis"}],"archived":false,"correctAlternativeId":10380,"explanation":"\u003cp\u003eThe selected CTU\u0026nbsp;image demonstrates alternating linear bands of low and high attenuation in a radial pattern extending through the corticomedullary layers of the right kidney, in keeping with a\u0026nbsp;\u003ca href=\"https://radiopaedia.org/articles/striated-nephrogram?lang=gb\"\u003estriated nephrogram\u003c/a\u003e. The clinical presentation and the CTU features of a striated nephrogram are most consistent with\u0026nbsp;\u003ca href=\"/articles/acute-pyelonephritis-1\"\u003eacute pyelonephritis\u003c/a\u003e.\u003c/p\u003e\u003cp\u003eFor more details, please refer to the articles \u003ca href=\"/articles/acute-pyelonephritis-1\"\u003eacute pyelonephritis\u003c/a\u003e and \u003ca href=\"/articles/striated-nephrogram\"\u003estriated nephrogram\u003c/a\u003e.\u003c/p\u003e","id":2091,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/385/acute-pyelonephritis-with-minimal-contralateral-ureterohydronephrosis_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":90192},"imageAttributionCaseInfo":{"title":"Acute pyelonephritis with minimal contralateral ureterohydronephrosis","contributor_name":"Ammar Haouimi","contributor_param":"ammar-haouimi","case_rid":90192,"case_param":"acute-pyelonephritis-with-minimal-contralateral-ureterohydronephrosis"},"firstQuestionPath":"/questions/2091","nextQuestionPath":null,"relatedArticles":[{"id":16653,"title":"Renal lymphoma","link":"/articles/renal-lymphoma?lang=us"},{"id":12426,"title":"Renal infarction","link":"/articles/renal-infarction?lang=us"},{"id":9957,"title":"Striated nephrogram","link":"/articles/striated-nephrogram?lang=us"},{"id":9953,"title":"Acute pyelonephritis","link":"/articles/acute-pyelonephritis-1?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eA 20-year-old female presents with right flank pain and a high-grade fever. A selected image from a CTU is shown. What is the most likely diagnosis?\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/2091"}],"attemptsPercentages":[{"alternativeId":"10381","percentage":2},{"alternativeId":"10382","percentage":7},{"alternativeId":"10380","percentage":82},{"alternativeId":"10384","percentage":5},{"alternativeId":"10383","percentage":4}],"promptToLogin":false,"questionManager":false,"articleId":"sarcoidosis-abdominal-manifestations"}