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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... encephalopathies - Patterns ... Brain #imaging #patterns ... #MRI #Neurology ... pathology #diseases #radiology
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Causes of Proximal ... Muscle Weakness ... or peripheral neurologic ... 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
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... 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
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
(Many causes!) ... • Epilepsy • Psychiatric ... disorders • Toxic ... Syndrome #diagnosis #neurology ... #differential
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... - Differential ... Polyneuropathy, ALS), NMJ disorder ... Diagnosis #causes ... #neurology
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
Arrhythmias - Differential ... tissue (previous MI ... • Cocaine - Psychiatric ... Generalized Anxiety Disorder ... #Differential #
Confabulation
What? Honest Lie.  
No incoming sensory information + Filling of the blanks with different information
Cortical Blindness, Psychiatric ... Disorders By Dr ... Confabulation #differential ... #diagnosis #causes ... #neurology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... • Trauma - Neurologic ... /Psychiatric ... • Somatoform Disorder ... #Differential #