9 results
Osteochondral Lesion of the Talus - MSK Radiology
Imaging Findings:
 • Typical location of the osteochondral defect
Osteochondral Lesion ... lesion: umbrella ... Differential diagnosis ... #Lesion #clinical ... #Radiology #diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Compatible syndrome + MRI ... IgG • CNS PCR ... #Brain #differential ... #radiology #neurology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
posterolateral talus ... hallucis longus Differential ... Posterior talar dome osteochondral ... lesion: pain limits ... #diagnosis #msk
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
geographic, lucent lesion ... cortically based lesion ... Diagnose with X-RAY ... Differential diagnosis ... for similar lesion
Common MRI Sequences - Basic MRI Brain Interpretation

 • T1 Sequence - T1 is for anatomy.
Common MRI Sequences ... - Basic MRI Brain ... in many other lesions ... #Sequences #Radiology ... Neuroradiology #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Space occupying lesions ... tumor • Lesions ... Lesions Of The Peripheral ... ) studies • MRI
Subchondral Insufficiency Fracture
Imaging Findings:
 • Circle demarcating the region of edema within the medial femoral condyle.
favored because lesion ... Differential diagnosis ... • Osteochondral ... Fracture #clinical #mri ... #clinical #Radiology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
and/or bulbar region ... EMG: LMN Signs in ... least two or more regions ... MRI: Brain, cervical ... conditions listed in differential
Tenosynovitis of the peroneal tendons due to hypertrophic peroneal tubercle
Imaging Findings:
 • Large volume ofT2-hyperintense fluid
Differential diagnosis ... • Talar osteochondral ... lesions ... tubercle #clinical #mri ... #clinical #Radiology