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

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... on Brain Imaging ... #imaging #patterns ... #MRI #Neurology ... pathology #diseases #radiology
Principal features of Destructive and Irritative cortical lesions in right-handed individual

#Cortical #Cortex #Lesions #Features #Signs #Symptoms
#Cortical #Cortex ... Lesions #Features #Signs ... #Symptoms #Brain ... #Neurology #Diagnosis
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Imaging Patterns ... and Cingulate Cortex ... Pons: ODS #MRI ... #Differential #Diagnosis ... #Radiology #Neurology
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... T1 #T2 #FLAIR #MRI ... #Brain #Comparison ... #clinical #radiology ... #diagnosis #neurology
Clinical features of focal cortical brain lesions in a right-handed individual

Frontal, either:  
Intellectual impairment, 
Personality
focal cortical brain ... recognition #Cortex ... Localization #Symptoms #Signs ... #Diagnosis #Neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... PHANTOMS): • Pattern ... • Meningeal signs ... Space-occupying brain ... #Algorithm #neurology
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 ... brain for cerebral ... Blood cultures/serology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Lack of UMN/LMN signs ... changes - Common pattern ... aminotransferases • Serology ... EMG) studies • MRI ... #neurology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
ischemic CVA (core ... a NCCT or • MRI ... brain w/o contrast ... stroke #workup #diagnosis ... #checklist #neurology