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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... for toxic/metabolic ... - Patterns on Brain ... patterns #MRI #Neurology ... pathology #diseases #radiology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
of Seizures - Differential ... Diagnosis Algorithm ... vasoconstriction syndrome ... Neurocysticercosis, PML • Metabolic ... #Causes #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... Systemic (toxic/metabolic ... encephalitis) • Brain ... #diagnosis #neurology ... #differential
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Patterns of Toxic and Metabolic ... Brain Disorders ... #Clinical #Differential ... #Diagnosis #Radiology ... #Neurology
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Alkalosis: Differential ... Diagnosis ECF ... #Alkalosis #Differential ... #Diagnosis #Causes ... #nephrology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... nervous system: Brain ... • Infectious: Brain ... #Diagnosis #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Guillain-Barre syndrome ... Malnutrition, Metabolic ... Weakness #Causes #differential ... #diagnosis #neurology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... in the proximal tubule ... #differential # ... diagnosis
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
dissipation of metabolic ... Phaeochromocytoma Neurologic ... • Traumatic brain ... #Hyperthermia #Differential ... Anesthesia #Checklist #Diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... RingEnhancing #Lesions #Brain ... #differential # ... diagnosis #causes ... #radiology #neurology