Good morning, Thank you all for your responses — here’s the list below. It was very helpful. Have a great weekend, everyone! 1. I think this is OA due to subchondral small biarticular geodes of left CMC area of pain Both ulnar prestyloid recesses and lt styloid tip show no erosions to suggest RA. MCP […]
Unusual finding first metacarpal bone Read More »
The referrer described a small chronic avulsion at the phalangeal insertion of the MCP RCL in outside XRs I don’t haveWithout that information I would have missed it (white arrows) There is a chronic partial tear at the site of the old avulsion I’m not sure if the bright focus dorsal to the avulsion fragment
29M boxing injury with pain x 6 months, MRI, thoughts? Read More »
Dear Colleagues, Thank you very much for your responses. I have received three comments regarding the case (see below). The feedback converges on a diagnosis of cystic degeneration of an intraosseous lipoma. Have a good day. Kind regards, Paolo Luxembourg case OCAD.pptx
Incidental cystic right femoral lesion MRI Read More »
Dear Ocaders, I have a question in my mind, for a long time Sometimes the images postcontraast show signal drop when i compare them with precontrast So…when i have some blood like in this morell lavalle lesion, when i give contrast, suddenly the very bright blood is not so bright anymore. Somentime the difference is
burning question MRI sequences after contrast Read More »
There is clearly persistent cranial displacement of the distal clavicle by 100% or nearly 100% of the shafts width at the ACJ with chronic capsular disruption The clavicle overrides the acromion and is slightly posterior to the ACJ in the Sag images (white arrow) The yellow arrow indicates the thickened and somewhat bright coracoclavicular ligament—without
Happy Friday on this side of the date line. A bit of an unusual case showing that just walking the dog can be dangerous. Dog yanked his shoulder. 58 y/o. Must have been a Rottweiler.Anterior band inferior glenohumeral ligament sprain with partial labral detachment and adjacent glenoid injury. I looked up the etymological origin of
Doggone it, shoulder injury Read More »
Dear all, Thank you for your valuable contributions. The answers received were as follows: 1. condrosarcoma/ parosteal condrosarcoma, probably lowgrade. 2. Looks mxyoid. But will need a biopsy. 3. just has a desmoid tumor that looked similar along the trapezius at the level of the middle 1/3 of the clavicle. It needs tissue sampling to
Dr. Luis Cerezal responded: I believe there is a tear of the volar capsular insertion of the TFCC and involvement of the deep anterior lamina of the volar distal radioulnar ligament, with distal radioulnar synovitis. MR arthrography or CT arthrography would show it more clearly, but I think this study is diagnostic and of very
15M baseball player with 6 months Wrist pain after swinging bat, MRI, please help Read More »
Dear all, I’d like your help on this case of a 35 year old female who was referred for evaluation of the long thoracic nerve due to scapular winging (which she states had started after seeing a physiotherapist for shoulder pain!). There was no mention of any swelling! What do you think it is? I
