27 results
Differential diagnosis for toxic/metabolic encephalopathies - Patterns on Brain Imaging

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... encephalopathies - Patterns ... #encephalopathy ... #MRI #Neurology ... pathology #diseases #radiology
Patterns of Diseases on MRI FLAIR - Differential Diagnosis
ADEM, Adreno-leukodystrophy, CADASIL, CNS, Lymphoma, High-Grade Glioma, HIV
Differential Diagnosis ... High-Grade Glioma, HIV ... Encephalopathy, ... #Differential #Diagnosis ... neuroradiology #clinical
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Pons: ODS #MRI ... Brain #Disorders #Clinical ... #Differential # ... Diagnosis #Radiology ... #Neurology
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... T1 #T2 #FLAIR #MRI ... Brain #Comparison #clinical ... #radiology #diagnosis ... #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... PHANTOMS): • Pattern ... history of cancer, HIV ... • Hypertensive encephalopathy ... #neurology #PHANTOMS
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
Encephalopathy ... similar to PML, but MRI ... Diagnosis: MRI ... : The clinical ... dementia #AIDS #Neurology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... Diagnosis of Miliary ... #differential # ... #CXR #clinical
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... should be based on clinical ... Imaging: - MRI ... encephalopathy ... #differential #
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Posterior Reversible Encephalopathy ... may precede the neurologic ... Vascular narrowing on MRA ... Reversible course Differential ... #management #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... changes - Common pattern ... parainfluenza, Coxsackie, HIV ... EMG) studies • MRI ... #Diagnosis #neurology