Question 2401
{"accessible":false,"alternatives":[{"id":11825,"text":"immediate contrast-enhanced CT"},{"id":11824,"text":"trend serum creatinine levels"},{"id":11823,"text":"ultrasound in two weeks"},{"id":11826,"text":"urgent drainage"}],"archived":false,"correctAlternativeId":11826,"explanation":"\u003cp\u003e\u003ca title=\"Pyonephrosis\" class=\"internal\" href=\"/articles/pyonephrosis\"\u003ePyonephrosis\u003c/a\u003e, indicating infection in an obstructed kidney, is an urgent situation. Antibiotics and drainage are indicated to prevent the patient from developing septicemia. Ultrasound often shows the purulent debris in the collecting system better than CT, so a follow-up CT is not the best option. Trending creatinine levels will not help resolve the urgent problem.\u003c/p\u003e","id":2401,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2401","nextQuestionPath":"/articles/kidneys/questions/2400","relatedArticles":[{"id":23678,"title":"Hydronephrosis","link":"/articles/hydronephrosis?lang=us"},{"id":19322,"title":"Pyonephrosis","link":"/articles/pyonephrosis?lang=us"}],"alsoUsedIn":[{"id":1355,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1355","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1355"},{"id":1200,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1200","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1200"},{"id":248,"kind":"LiveSchedule","title":"248","link":"https://radiopaedia.org/admin/live_schedules/248"},{"id":169,"kind":"LiveSchedule","title":"169","link":"https://radiopaedia.org/admin/live_schedules/169"},{"id":1315,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1315","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1315"},{"id":1315,"kind":"Course","title":"X-ray \u0026 Ultrasound Lectures - page 1315","link":"https://radiopaedia.org/courses/xray-lectures/pages/1315"},{"id":1412,"kind":"Course","title":"Emergency Radiology Course - page 1412","link":"https://radiopaedia.org/courses/emergency-radiology-course-online/pages/1412"},{"id":1412,"kind":"Course","title":"Emergency Radiology Course - Melbourne - page 1412","link":"https://radiopaedia.org/courses/emergency-radiology-course-melbourne-2022/pages/1412"},{"id":1412,"kind":"Course","title":"Emergency Radiology Course - Brisbane - page 1412","link":"https://radiopaedia.org/courses/emergency-radiology-course-brisbane-2022/pages/1412"}],"stem":"\u003cp\u003ePyonephrosis usually requires antibiotics and what kind of follow-up?\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/2401"}],"attemptsPercentages":[{"alternativeId":"11823","percentage":13},{"alternativeId":"11826","percentage":76},{"alternativeId":"11824","percentage":5},{"alternativeId":"11825","percentage":5}],"promptToLogin":false,"questionManager":false,"articleId":"kidneys"}