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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... encephalopathies #encephalopathy ... #patterns #MRI ... #Neurology #pathology ... #diseases #radiology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Imaging Patterns ... and Metabolic Brain ... Pons: ODS #MRI ... #Differential #Diagnosis ... #Radiology #Neurology
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Causes of Encephalopathy ... - Differential Diagnosis ... Neoplasm-related (brain ... paraneoplastic syndromes ... #Algorithm #Causes
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
- Differential Diagnosis ... Contractility: • MI ... • AFib/AFlutter ... #Syncope #Cardiology ... #Algorithm #causes
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
brain w/o contrast ... +/- TEE (high Afib ... v Holter (r/o Afib ... stroke #workup #diagnosis ... #checklist #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Posterior Reversible Encephalopathy ... parietal lobes of the brain ... Imaging Patterns ... #Syndrome #diagnosis ... #management #neurology
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
various imaging patterns ... (this case was ... #Clinical #MRI ... #Brain #Diagnosis ... #Radiology
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Phaeochromocytoma Neurologic ... blood • Hypoxic encephalopathy ... • Traumatic brain ... Anesthesia #Checklist #Diagnosis ... #Management #Workup
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
PHANTOMS): • Pattern ... papilledema • Horner syndrome ... • Hypertensive encephalopathy ... Space-occupying brain ... #Algorithm #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology