24 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lung nodules, may also ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Principles of HIV-Associated ... Imaging: - MRI ... Demyelinating disease ... diagnosis #AIDS
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
HIV dementia Pathophysiology ... Diagnosis: MRI ... is also associated ... disorder #dementia #AIDS ... #Neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Summary Acute AIDP ... Guillain-Barre Pathophysiology ... response preceding infection ... axonal form • MRI ... GQ1b IgG Antibody associated
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... This is also called ... chronic heart disease ... superimposed pulmonay infection ... #Diagnosis #Radiology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... bouts of HTN Diagnostic ... MCTD - Bechet disease ... #management #neurology ... #differential
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
Often associated ... Vegetations seen as ... symmetric as LV ... Primary #Functional #Differential ... #Diagnosis #Cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... Pulse pressure - associated ... coronary heart disease ... #Diagnosis #Pathophysiology ... #causes #cardiology
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
Non-inflammatory Causes ... is important, as ... neuropathy (LHON) plus MRI ... BEE #Syndromes #neurology ... noninflammatory #differential
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... fluctuations PRES-Associated ... Shock, Autoimmune disease ... Etiology: • Pathophysiology ... Reversible course Differential