8 results
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... Pons: ODS #MRI ... Toxicology #Metabolic #Brain ... #Disorders #Clinical ... Differential #Diagnosis #Radiology
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
Mitochondrial disorder ... bilateral & symmetric T2 ... DWI+ in acute disease ... #MRI #Brain #Diagnosis ... #Radiology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
similar to PML, but MRI ... Diagnosis: MRI ... signal intensity on T2 ... : The clinical ... #dementia #AIDS
Congenital Cytomegalovirus Infection- Ultrasonographic images showed ventricular dilatation in the fetal brain, and T2-weighted magnetic resonance
dilatation in the fetal brain ... , and T2-weighted ... the newborn’s brain ... #clinical #NEJM ... #radiology #MRI
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
(HADD) - MSK Radiology ... • T2-hyperintense ... other systemic disorders ... #clinical #mri ... #clinical #Radiology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... spinal cord • T2 ... - Increased T2 ... ruled out • Brain ... brain and/or optic
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
parietal lobes of the brain ... Shock, Autoimmune disease ... Increased signal on T2 ... Vascular narrowing on MRA ... parietal lobes of the brain
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
meningitis on T2 ... University Infectious Diseases ... Cryptococcal #meningitis #T2 ... #MRI #Brain #clinical ... #radiology