26 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... splenomegaly Other infections ... multiple lesions Infectious ... diagnosis #causes #radiology ... #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... Opportunistic Infections ... opportunistic infections ... opportunistic infections ... opportunistic infections
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
etiology unknown • Infectious ... Direct microbial infection ... cells: consider infectious ... be ordered • Infectious ... disorders • Infections
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Vasculitis • Infectious ... Myeloma/amyloid • Infectious ... amiodarone, Alcohol • Infections ... EMG) studies • MRI ... Differential #Diagnosis #neurology
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
stroke on CT and MRI ... consistent with acute infarction ... consistent with acute infarction ... Progression #Timeline #Neurology ... #Radiology #Findings
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Blood cultures/serology ... heart valves • MRI ... Blood cultures/serology ... often seen • MRI ... large infarct - Infectious
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Differential Diagnosis • Infections ... Differential #Diagnosis #neurology ... #radiology
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory causes: • Infectious ... • Enteroviral infections ... • Herpes virus infections ... neuropathy (LHON) plus MRI ... BEE #Syndromes #neurology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
Evolution of MRI ... that, by visual inspection ... #Evolution #MRI ... CVA #Clinical #Radiology ... Interpretation #Findings #Neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
to a preceding infection ... • Most common infection ... jejuni • Other infections ... - Spinal MRI may ... diagnosis #management #neurology