197 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... Radiology Imaging ... • MRI: Posterolateral ... torn ligament on MRI ... #diagnosis #msk
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Cost - Cost per test ... etiology of syncope Tests ... /S, EEG, Brain MRI ... Cardiac stress test ... Syncope #diagnosis #workup
Pronator Drift Testing for Stroke
Subtle extensor weakness - Sign of Upper motor neuron lesion
In detecting CT/MRI
Upper motor neuron lesion ... In detecting CT/MRI ... 9.2, LR- 0.09 Best ... test characteristics
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... repeated follow-up MRI ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Piriformis Test ... (FAIR Test - Flexion ... sciatic / gluteal region ... is a positive test ... #physicalexam #msk
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Ring-Enhancing Lesions ... Compatible syndrome + MRI ... lesions + toxo ... diagnosis #causes #radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
- punched out lesions ... • Aggressive lesion ... blastic metastatic lesion ... #Differential #Radiology ... #XRay #msk #lesions
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... Findings in Stroke MR ... acute ischemic lesion ... #Evolution #MRI ... CVA #Clinical #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
other aggressive lesion ... #Differential #Radiology ... peds #pediatrics #msk ... #lesions #adult
Principal patterns of loss of sensation.
 (a) Thalamic lesion: sensory loss throughout opposite side (rare).
(a) Thalamic lesion ... (b) Brainstem lesion ... ) Central cord lesion ... MS: loss of proprioception ... GrepMed Recommended Text