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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... encephalopathies - Patterns ... #MRI #Neurology ... #pathology #diseases ... #radiology
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Proximal Muscle Weakness ... or peripheral neurologic ... disease • Myasthenia ... mimics #diagnosis #differential ... #causes #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Imaging Patterns ... Pons: ODS #MRI ... #Clinical #Differential ... #Diagnosis #Radiology ... #Neurology
Confabulation
What? Honest Lie.  
No incoming sensory information + Filling of the blanks with different information
Diseases: Korsakoff ... Cortical Blindness, Psychiatric ... Disorders By Dr ... Confabulation #differential ... diagnosis #causes #neurology
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Lightheadedness - Differential ... Problem • Drugs Psychiatric ... Anxiety • Panic Disorder ... Lightheadedness #Neurology ... #Differential #
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... changes - Common pattern ... aminotransferases • Serology ... EMG) studies • MRI ... Diagnosis #neurology
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
Arrhythmias - Differential ... • Valve disease ... tissue (previous MI ... • Cocaine - Psychiatric ... Generalized Anxiety Disorder
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... • Trauma - Neurologic ... /Psychiatric ... • Somatoform Disorder ... #Differential #
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lymphoproliferative disease ... Lesions #Brain #differential ... diagnosis #causes #radiology ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
super-antigen mediated disease ... Weakness: - Weakness ... MCTD - Bechet disease ... diagnosis #management #neurology ... #differential