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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... for toxic/metabolic ... imaging #patterns #MRI ... #Neurology #pathology ... #diseases #radiology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... encephalitis) • Brain ... • Psychiatric disorders ... #diagnosis #neurology ... #differential
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Brain Disorders ... Pons: ODS #MRI ... #Brain #Disorders ... #Diagnosis #Radiology ... #Neurology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... hyperaldosteronism • Low Urine ... (late) • High Urine ... #Causes
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential ... vasoconstriction syndrome ... Neurocysticercosis, PML • Metabolic ... #neurology
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Causes of Sudden ... Arrhythmia • Neurologic ... Pulmonary Anomaly • Metabolic ... Disorders Infection ... Sudden Infant Death Syndrome
Confabulation
What? Honest Lie.  
No incoming sensory information + Filling of the blanks with different information
, Traumatic Brain ... Blindness, Psychiatric Disorders ... Confabulation #differential ... #diagnosis #causes ... #neurology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
affecting the brain ... Inflammatory causes ... optica spectrum disorder ... #neurology #inflammatory ... #differential #
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Non-neuromuscular disorder ... nervous system: Brain ... EMG) studies • MRI ... #Diagnosis #neurology
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Causes of Apparent ... Event (ALTE) - Differential ... • Reye's Syndrome ... Disturbances Neurologic ... Neuromuscular • Disorders