23 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... nodules, may also see ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... ringenhancing #lesions ... #cns #brain #diagnosis ... #causes #radiology ... #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
attacks, 2 or more lesions ... more attacks, 1 lesion ... • 1 attack, 2 lesions ... • 1 attack, 1 lesion ... on 2 or more T2 lesions
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
Periphyseal Edema (FOPE lesion ... ) - MSK Radiology ... : • FOPE lesions ... Periphyseal #Edema #lesion ... #diagnosis #msk
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Algorithm Red ... Space-occupying brain ... lesionCNS ... arteritis • Acute ... #Algorithm #neurology
Parosteal Lipoma - MSK Radiology
Imaging Findings:
 • Frontal radiograph displays a radiolucent soft-tissue mass with internal
a soft-tissue lesion ... The lesion has internal ... • The lesion is ... : • Fatty lesions ... #diagnosis #msk
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Impairment: • Acute ... Space occupying lesions ... tumor • Lesions ... Lesions Of The Peripheral ... EMG) studies • MRI
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... Algorithm Cerebral ... sensory loss Brain ... Unilateral Spinal Cord Lesions ... #Algorithm #Causes
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
BEE Syndromes - ... affecting the Brain ... nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
2-hyperintense lesion ... This lesion displays ... surrounding the lesion ... • The lesion is ... #diagnosis #msk