31 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
MRI: Posterolateral ... hallucis longus Differential ... torn ligament on MRI ... osteochondral lesion ... #clinical #mri
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... - Compatible syndrome ... + MRI lesions + ... #Brain #differential ... #diagnosis #causes
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
other aggressive lesion ... - punched out lesions ... • Aggressive lesion ... #Bone #Tumors #Lesions ... #XRay #MSK #pediatrics
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
Periphyseal Edema (FOPE lesion ... : • FOPE lesions ... repeated follow-up MRI ... Periphyseal #Edema #lesion ... #clinical #mri
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
MRI demonstrates ... Differential diagnosis ... on MRI without ... , MRI shows fluid-fluid ... Fracture #clinical #mri
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
findings • Anterior Knee ... patellofemoral joint with MRI ... pathophysiology #diagnosis ... #signs #symptoms ... #msk
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Differential diagnosis ... hyperreflexia, multiple lesions ... on MRI, oligoclonal ... hyperreflexia, spinal cord lesion ... on MRI
Intraarticular Chondroma - MSK Radiology
Imaging Findings:
 • Subtle soft-tissue infrapatellar mass seen obscuring Hoffa's fat pad.
• The lesion on ... cartilaginous lesions ... due to continual lesion ... Differential diagnosis ... Chondroma #clinical #mri
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
scale on elbows & knees ... Auspitz sign, Koebner's ... begins with a large lesion ... (Ring- shaped) lesion ... #causes
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... pressure, mass lesions ... and VI) - Mass lesion ... #differential # ... diagnosis