9 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Compatible syndrome + MRI ... : • Multiple Sclerosis ... #Brain #differential ... causes #radiology #neurology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
Diagnosis of Multiple Sclerosis ... implicating a different CNS ... in space in the brain ... Diagnosis #Multiple #Sclerosis ... #MS #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... nervous system: Brain ... • Infectious: Brain ... EMG) studies • MRI ... #Diagnosis #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... ruled out • Brain ... brain and/or optic ... diagnosis #management #neurology ... #differential
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
Pachymeningitis - Differential ... spinal cord and brain ... Neurosyphilis • CNS ... of patients MRI ... Pachymeningitis #HP #Neurology
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 ... neuropathy (LHON) plus MRI ... lesions and clinical ... BEE #Syndromes #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Amyotrophic Lateral Sclerosis ... and/or bulbar region ... MRI: Brain, cervical ... conditions listed in differential ... #neurology #diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
equina syndrome (CES ... constipation Differential ... in the perianal region ... Imaging studies: • MRI ... diagnosis #causes #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... , particularly scleritis ... affects the skin, neurologic ... oligoclonal bands • MRI ... chorioretinitis, CNS