115 results
Central Retinal Vein Occlusion (CRVO)
Clinical:
 • Sudden, painless, monocular loss of vision 
 • "Blood and
monocular loss of vision ... Blood and thunder" fundoscoplc ... Occlusion #CRVO #Diagnosis ... #Clinical #Fundoscopy
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... lesions + toxo ... #differential #diagnosis
Extrapulmonary manifestations of sarcoidosis.
a. Endobronchial cobblestones (a nodular appearance of the tracheal wall mucosa). 
b. Diffuse
causing cystic lesions ... enhancement (arrow) on MRI ... MRI scan showing ... neurosarcoidosis lesion ... clinical #photo #diagnosis
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... more attacks, 1 lesion ... Dissemination in space on MR ... Dissemination in time on MR ... McDonald #Criteria #Diagnosis
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
• MRI: Posterolateral ... longus Differential diagnosis ... torn ligament on MRI ... Syndrome #clinical #mri ... clinical #Radiology #diagnosis
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 ... Testing #Stroke #physicalexam ... #diagnosis #neurology
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
- Differential Diagnosis ... Audiogram - Perform MRI ... to rule out RC Lesion ... • Brainstem Lesion ... #Differential #Diagnosis
Brissaud's Sign
Brissaud's Sign, a substitute for Babinski's sign, was published only 22 days after Babinski's famous
represents a proximal component ... of the flexion ... clinical #video #physicalexam
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Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
Periphyseal Edema (FOPE lesion ... repeated follow-up MRI ... ) Differential diagnosis ... #clinical #mri ... clinical #Radiology #diagnosis
Liposclerosing Myxofibrous Tumor (LSMFT) - MSK Radiology
Imaging Findings:
 • Geographic lucent lesion with sclerotic margin in
distinct fatty components ... preferable with MRI ... Differential diagnosis ... fluid sensitive MRI ... Tumor #Radiology #diagnosis