10 results
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
immunocompetent (HIV ... #cns #brain #diagnosis ... #differential # ... algorithm #causes ... #radiology #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... nodules, may also see ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
MRI Findings in Stroke ... it possible to differentiate ... acute scan cannot be ... #Progression #Stroke ... CVA #Clinical #Radiology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... parietal - Size lesions ... Demyelinating disease caused ... CNS #Infections #differential ... InfectiousDiseases #Neurology
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
Evaluation • ABCs • IV ... NCCT or • MRI brain ... Evaluate underlying cause ... ) Other: • CBC ... ischemic #CVA #stroke
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
Non-inflammatory Causes ... affecting the Brain ... pachymeningitis • HIV ... LHON) plus MRI lesions ... noninflammatory #differential
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
(IRIS): • In HIV ... or hemorrhagic stroke ... contrast enhancement Brain ... neurological symptoms • Caused ... Tuberculosis #diagnosis #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... out • Brain MRI ... : Check for brain ... simplex virus, HIV ... #differential
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
parietal lobes of the brain ... Etiology: • Pathophysiology ... showing cortical lesions ... Reversible course Differential ... Constipation, Seizures, Stroke
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... - Causes progressive ... MRI: Brain, cervical ... conditions listed in differential ... motor neurons - IV