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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... - Patterns on Brain ... encephalopathies #encephalopathy ... #patterns #MRI ... #Neurology #pathology
Stroke Mimics - Differential Diagnosis - MINT Mnemonic
 • Metabolic: Hyper-glycemia, Hypoglycemia, Wernicke's encephalopathy, Mitochondrial Encephalopathy
- Differential Diagnosis ... Bell's palsy (HSV ... CNS abscess • Neurologic ... Todd Paralysis), Brain ... Tumor, Traumatic Brain
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
- Differential Diagnosis ... Neoplasm-related (brain ... complications of HIV ... Infectious (syphilis, HIV-associated ... #Differential #Diagnosis
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 ... #Differential #Diagnosis ... #Radiology #Neurology
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 ... disorder #dementia #AIDS ... #Neurology
AIDS-defining illnesses
 - Candidiasis of the esophagus, bronchi, trachea, or lungs [(but NOT the mouth (thrush)]
AIDS-defining illnesses ... of vision) - Encephalopathy ... Toxoplasmosis of brain ... #AIDS #Defining ... InfectiousDiseases #Diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Diagnosis Framework ... Imaging: - MRI ... encephalopathy ... #AIDS #opportunistic
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... history of cancer, HIV ... • Hypertensive encephalopathy ... Space-occupying brain ... #Algorithm #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Posterior Reversible Encephalopathy ... parietal lobes of the brain ... may precede the neurologic ... parietal lobes of the brain ... #management #neurology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
Evaluation • ABCs • IV ... a NCCT or • MRI ... brain w/o contrast ... stroke #workup #diagnosis ... #checklist #neurology