19 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lung nodules, may also ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... There is also fragmentation ... • T2-hyperintense ... #mri #clinical ... #Radiology #diagnosis
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
- One year of disease ... in space in the brain ... based on 2 or more T2 ... - Positive CSF ... Sclerosis #MS #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... - Increased T2 ... • Infectious causes ... brain and/or optic ... #management #neurology
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
bilateral & symmetric T2 ... DWI+ in acute disease ... Leigh #Syndrome #Clinical ... #MRI #Brain #Diagnosis ... #Radiology
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
(HADD) - MSK Radiology ... • T2-hyperintense ... Case description ... #clinical #mri ... #clinical #Radiology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
Diagnosis: MRI ... signal intensity on T2 ... : The clinical ... is also associated ... dementia #AIDS #Neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
parietal lobes of the brain ... may precede the neurologic ... Shock, Autoimmune disease ... Increased signal on T2 ... edema visualized as
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Autoimmune (SLE/APLS ... heart valves • MRI ... brain for cerebral ... often seen • MRI ... - Infectious Diseases
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
affecting the Brain ... is important, as ... neuropathy (LHON) plus MRI ... lesions and clinical ... BEE #Syndromes #neurology