4 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Case description ... hallucis longus Differential ... • Achilles tendinopathy ... signal of the achilles ... tendon
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
tendon insertion ... tendon (>7mm) with ... Case description ... Differential diagnosis ... Heel #clinical #mri
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... diminished, or tender ... oligoclonal bands • MRI ... pauci-immune GN Immune Complex ... tract, and often causes
Morel-Lavallée Lesion - MSK Radiology
Imaging Findings:
 • Large, smoothly marginated, well-circumscribed mass along the medial myofascial
defined acute angle ... Case description ... subacute: Irregular complex ... Differential diagnosis ... Lesion #clinical #mri