OCAD- I encountered these two subungual cases recently. Reminder for me to consider malignancies with subungual masses. First case is melanoma. Something I learned was that subungual melanomas are often amelanotic (this case was indeed amelanotic on histopathology). Therefore, you may not see the classic imaging characteristics of melanin (ie T1 hyperintensity). There is also […]
Subungual thumb masses Read More »
Dear OCADers, Every year around this time, I think of a fun Christmas video to entertain you. This time, the topic is rheumatoid arthritis and psoriatic arthritis. Take 11 minutes for a bit of entertainment before the much-vaunted Christmas stress takes hold of you. https://youtu.be/wyYH_G27sV0 Whether you celebrate Christmas or not, I wish everyone a
A cookie a day keeps arthritis away Read More »
I received only one comment about this case, from Connie Chang, who is one of my main go-to consultants on finger imaging…. i think you’re right about all of it – junction central/lateral slip tear, rcl midsubstance tear, also accessory band tear near its origin. I think the rcl is balled up – the proximal
60M middle finger injury MRI Anatomy Question Read More »
Hi all Happy Holidays et al Please help with the attached paediatric case. Much obliged. Graeme Presentation1.pptx Presentation1.pdf
One more head-scratcher before you check out Read More »
I received two after hours responses raising concern that this could be an early osteosarcoma, urging close clinical and imaging follow up.I was advised that clinical details would be important….to know when the XRs were obtained and whether the child has been actively engaged in sports or not in recent weeks . The XRs were
11F softball pitcher with pain since this Summer Humeral lesion XR, MRI Please Help Read More »
Per James Linklater:If doing an arthroscopic repair, the technique differs between superior fascicle torn only vs sup and Inf No diff if open repair for most surgeons Roar’s post reminded me of this case I posted in Jan 2023….there are many more OCADers since then, and this is an interesting topic, so here it is:
Ankle and Merry Christmas Read More »
Hi Ocaders, This is a 14-year-old boy who has been complaining of chronic lateral knee pain. An MRI was ordered to rule out a lateral meniscal tear (which is normal). He has an accessory plantaris muscle. There is some subcortical bone marrow abnormality at the lateral epicondyle along the trajectory of the accessory plantaris Could
14yo boy – lateral knee pain Read More »
Male, 15 years old, skateboard trauma 02 months ago. Pain and increased volume in the medial region of the knee. Fracture in osteochondroma. Adventitial bursitis with serohemorrhagic content. Control images, down below. Best, Andre 13/12/2023:
Fracture in knee osteochondroma – 03 months after first exam Read More »
