13 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Diagnosis- Compatible syndrome ... #Brain #differential ... diagnosis #causes #radiology ... #neurology
Diagram of different types of bone tumors that can occur around the knee on XRay -
around the knee on XRay ... bone island • Stress ... Diagnosis #Bony #Differential ... #Radiology #XRay ... #msk #lesions #
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... #cns #brain #diagnosis ... #differential # ... algorithm #causes #radiology ... #neurology
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
around the knee on XRay ... bone island • Stress ... #Bony #Differential ... #Diagnosis #Radiology ... #XRay #MSK #pediatrics
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... encephalitis) • Brain ... lesions (e.g. stroke ... #diagnosis #neurology ... #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... pulmonary etc) • CNS ... nervous system: Brain ... • Infectious: Brain ... dystrophies Work
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... papilledema • Horner syndrome ... Space-occupying brain ... lesionCNS ... #Headache #Differential
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
affecting the Brain ... nervous system (CNS ... LHON) plus MRI lesions ... consistent with MS ... #differential #
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
and infects the CNS ... mononuclear cells in the CNS ... bilateral white matter lesions ... well-defined than PML lesions ... The clinical syndrome
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
Pachymeningitis - Differential ... spinal cord and brain ... Neurosyphilis • CNS ... sagging syndrome ... #differential #