11 results
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... and Cingulate Cortex ... Pons: ODS #MRI ... #Differential #Diagnosis ... #Radiology #Neurology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
ischemic CVA (core ... brain w/o contrast ... Evaluate underlying cause ... stroke #workup #diagnosis ... #checklist #neurology
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
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
include the entire cortex ... general seizure caused ... and metabolic causes ... Classification #Diagnosis ... #Neurology #Signs
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
Weakness - Differential Diagnosis Framework

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

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
bouts of HTN Diagnostic ... • Bilateral signs ... ruled out • Brain ... brain and/or optic ... #management #neurology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... hypothalamus, and visual cortex ... : • Traumatic brain ... meningeal irritation signs ... ophthalmology #Neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
an autoimmune disorder ... Myotonic dystrophy - Brain ... test - Cogan sign ... - Peek sign ... #management #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... of UMN and LMN signs ... Escorial criteria uses ... MRI: Brain, cervical ... Lateral #Sclerosis #neurology