Question 2390
{"accessible":false,"alternatives":[{"id":11777,"text":"lateralized tibial tuberosity"},{"id":11778,"text":"patella alta"},{"id":11779,"text":"patella shape"},{"id":11780,"text":"trochlear dysplasia"}],"archived":false,"correctAlternativeId":11779,"explanation":"\u003cp\u003ePrimary bony risk factors for patella instability and maltracking include:\u003c/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"/articles/trochlear-dysplasia\"\u003etrochlear dysplasia\u003c/a\u003e\u003c/li\u003e\n\u003cli\u003e\u003ca href=\"/articles/patella-alta\"\u003epatella alta\u003c/a\u003e\u003c/li\u003e\n\u003cli\u003eincreased \u003ca href=\"/articles/patellar-translation-tt-tg-distance\"\u003eTT-GT (trochlear groove – tibial tubercle) distance\u003c/a\u003e\n\u003c/li\u003e\n\u003c/ul\u003e\u003cp\u003ePatella shape may be considered a secondary risk factor, even though there is some disagreement as to whether a \u003ca href=\"/articles/wiberg-classification-of-patella-shape\"\u003eWiberg type III patella\u003c/a\u003e (prominent lateral facet with a small convex medial facet) predisposes it to instability.\u003c/p\u003e","id":2390,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2390","nextQuestionPath":"/articles/trochlear-dysplasia/questions/1618","relatedArticles":[{"id":13055,"title":"Patella alta","link":"/articles/patella-alta?lang=us"},{"id":30354,"title":"Wiberg classification of patella shape","link":"/articles/wiberg-classification-of-patella-shape?lang=us"},{"id":44662,"title":"Tibial tuberosity to trochlear groove distance (TT-TG distance)","link":"/articles/tibial-tuberosity-to-trochlear-groove-distance-tt-tg-distance?lang=us"}],"alsoUsedIn":[{"id":1347,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1347","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1347"},{"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":159,"kind":"LiveSchedule","title":"159","link":"https://radiopaedia.org/admin/live_schedules/159"},{"id":1275,"kind":"Course","title":"2022 Virtual Conference Private Use - page 1275","link":"https://radiopaedia.org/courses/2022-virtual-conference-private-use/pages/1275"},{"id":1275,"kind":"Course","title":"Musculoskeletal Lectures - page 1275","link":"https://radiopaedia.org/courses/musculoskeletal-lectures/pages/1275"}],"stem":"\u003cp\u003eWhich is \u003cstrong\u003eNOT\u003c/strong\u003e considered a primary predisposing factor for patellar instability and maltracking?\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/2390"}],"attemptsPercentages":[{"alternativeId":"11780","percentage":4},{"alternativeId":"11778","percentage":4},{"alternativeId":"11779","percentage":64},{"alternativeId":"11777","percentage":28}],"promptToLogin":false,"questionManager":false,"articleId":"trochlear-dysplasia"}