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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... - Patterns on Brain ... imaging #patterns #MRI ... #Neurology #pathology ... #diseases #radiology
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Comparison: T1 ... #Brain #Comparison ... #clinical #radiology ... #diagnosis #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Cingulate Cortex ... Pons: ODS #MRI ... Disorders #Clinical #Differential ... #Diagnosis #Radiology ... #Neurology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Resonance Imaging (MRI ... malformation, Infantile ... #POCUS #radiology ... #differential # ... diagnosis #comparison
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... Blood cultures/serology ... heart valves • MRI ... Blood cultures/serology ... #Endocarditis #comparison
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... RingEnhancing #Lesions #Brain ... #differential # ... diagnosis #causes ... #radiology #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Lack of UMN/LMN signs ... aminotransferases • Serology ... EMG) studies • MRI ... #Diagnosis #neurology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Diagnosis Framework ... hypothalamus, and visual cortex ... : • Traumatic brain ... meningeal irritation signs ... #Neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
of UMN and LMN signs ... EMG: LMN Signs in ... MRI: Brain, cervical ... conditions listed in differential ... Lateral #Sclerosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
• Bilateral signs ... ruled out • Brain ... brain and/or optic ... #management #neurology ... #differential