44 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Compatible syndrome + MRI ... lesions + toxo ... diagnosis #causes #radiology ... #neurology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... Radiology Imaging ... osteochondral lesion ... #clinical #Radiology ... #diagnosis #msk
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
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 ... #Evolution #MRI ... CVA #Clinical #Radiology ... Interpretation #Findings #Neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
more attacks, 1 lesion ... Dissemination in space on MR ... Dissemination in time on MR ... Multiple #Sclerosis #MS ... #neurology
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
stroke on CT and MRI ... No abnormal lesion ... on T2-weighted MRI ... Progression #Timeline #Neurology ... #Radiology #Findings
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Nerve Fingers Flexion ... Ulnar Nerve Hip Flexion ... Gluteal Nerve Knee Flexion ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Radiology Imaging ... Desmoid #clinical #mri ... #clinical #Radiology ... #diagnosis #msk
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
anterior wall MI ... 'widow maker' lesion ... Sign #EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
that is fixed in flexion ... Discharge with orthpedic ... Mallet #Finger #Radiology ... Management #Hand #Orthopedics ... #MSK