40 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... RingEnhancing #Lesions #Brain ... #differential # ... diagnosis #causes ... #radiology #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
• CNS: parietal ... (Many causes!) ... encephalitis) • Brain ... • Psychiatric disorders ... diagnosis #neurology #differential
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... • Rheumatic disorders ... Damage: • Post-op surgery ... effect following treatment
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... Pons: ODS #MRI ... Toxicology #Metabolic #Brain ... #Differential # ... Diagnosis #Radiology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
through the blood-brain ... similar to PML, but MRI ... Diagnosis: MRI ... Treatment: • HAART ... treatment • Cognitive
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ringenhancing #lesions #cns ... #brain #diagnosis ... #differential # ... algorithm #causes ... #radiology #neurology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Headache, Movement disorders ... , Seizure disorders ... autoantibodies that will cause ... thrombosis and/or blood-brain ... Puncture, EEG Treatment
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
affecting the brain ... diagnosis and treatment ... Inflammatory causes ... optica spectrum disorder ... #inflammatory #differential
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
Pachymeningitis - Differential ... condition that causes ... spinal cord and brain ... thickening can cause ... lumbar puncture or surgery
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
Arrhythmias - Differential ... tissue (previous MI ... Generalized Anxiety Disorder ... #Arrhythmias #Cardiology ... #Differential #