30 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... in space in the brain ... McDonald #Criteria #Diagnosis ... Multiple #Sclerosis #MS ... #neurology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... Radiology Imaging ... #mri #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
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... nervous system: Brain ... • Infectious: Brain ... EMG) studies • MRI ... #neurology
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
infects the CNS ... similar to PML, but MRI ... Diagnosis: MRI ... : The clinical ... dementia #AIDS #Neurology
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Radiology Imaging ... #mri #clinical ... #Radiology #diagnosis ... #msk
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... should be based on clinical ... focal neurologic ... Imaging: - MRI ... focal neurologic
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
- MSK Radiology ... Differential diagnosis ... #mri #clinical ... #Radiology #diagnosis ... #msk
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Metabolic Brain ... Pons: ODS #MRI ... #Disorders #Clinical ... #Differential #Diagnosis ... #Radiology #Neurology