Question 1712
{"accessible":true,"alternatives":[{"id":8506,"text":"gout"},{"id":8507,"text":"calcium pyrophosphate dihydrate deposition disease"},{"id":8508,"text":"Kienböck disease"},{"id":8509,"text":"rheumatoid arthritis"},{"id":8510,"text":"psoriatic arthritis"}],"archived":false,"correctAlternativeId":8507,"explanation":"\u003cp\u003eThis is a case of scapholunate advanced collapse (SLAC) most likely due to\u0026nbsp;\u003cstrong\u003ecalcium pyrophosphate dihydrate deposition disease\u003c/strong\u003e, with scattered densities through the joint spaces, particularly in the triangular fibrocartilage complex.\u003cbr\u003e\u003cbr\u003eCalcium pyrophosphate dihydrate deposition disease causes degeneration of the interosseous ligaments in the wrist and especially impacts the scapholunate ligament. There is\u0026nbsp;chondrocalcinosis and secondary osteoarthritic changes.\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u003c/p\u003e","id":1712,"imageUrl":"https://prod-images-static.radiopaedia.org/multiple_choice_questions/205/Untitled-1_big_gallery.jpeg","imageAttribution":{"kind":"case","rID":50766},"imageAttributionCaseInfo":{"title":"Right SLAC wrist","contributor_name":"Wayland Wang","contributor_param":"wayland1986","case_rid":50766,"case_param":"right-slac-wrist"},"firstQuestionPath":"/questions/2980","nextQuestionPath":"/articles/psoriatic-arthritis/questions/1497","relatedArticles":[{"id":1395,"title":"Gout","link":"/articles/gout?lang=gb"},{"id":1037,"title":"Calcium pyrophosphate dihydrate deposition disease","link":"/articles/calcium-pyrophosphate-dihydrate-deposition-disease-1?lang=gb"},{"id":10221,"title":"Kienböck disease","link":"/articles/kienbock-disease-2?lang=gb"},{"id":12370,"title":"Rheumatoid arthritis (musculoskeletal manifestations)","link":"/articles/rheumatoid-arthritis-musculoskeletal-manifestations-2?lang=gb"}],"alsoUsedIn":[{"id":747,"kind":"Course","title":"Emergency Radiology Course - Melbourne - page 747","link":"https://radiopaedia.org/courses/emergency-radiology-course-melbourne-2022/pages/747"},{"id":747,"kind":"Course","title":"X-ray Interpretation: Wrist Injuries - page 747","link":"https://radiopaedia.org/courses/x-ray-interpretation-wrist-injuries/pages/747"},{"id":747,"kind":"Course","title":"Emergency Radiology Course - Brisbane - page 747","link":"https://radiopaedia.org/courses/emergency-radiology-course-brisbane-2022/pages/747"},{"id":747,"kind":"Course","title":"X-ray Interpretation: Upper Limb Injuries - page 747","link":"https://radiopaedia.org/courses/x-ray-interpretation-upper-limb-injuries/pages/747"}],"stem":"\u003cp\u003eA 85-year-old male presents with hand pain with no significant history of trauma, a\u0026nbsp;PA\u0026nbsp; wrist x-ray is shown.\u0026nbsp;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/1712"}],"attemptsPercentages":[{"alternativeId":"8509","percentage":24},{"alternativeId":"8508","percentage":4},{"alternativeId":"8506","percentage":23},{"alternativeId":"8507","percentage":46},{"alternativeId":"8510","percentage":4}],"promptToLogin":false,"questionManager":false,"articleId":"psoriatic-arthritis"}