7 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... lung nodules, may also ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... nervous system: Brain ... necrotizing myopathy • Autoimmune ... #Diagnosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis is an autoimmune ... life-threatening Differential ... Myotonic dystrophy - Brain ... Generalized fatigue - ALS ... Serologic and EMG
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
affecting the Brain ... an underlying autoimmune ... is important, as ... LHON) plus MRI lesions ... noninflammatory #differential
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
EMG: LMN Signs in ... least two or more regions ... MRI: Brain, cervical ... conditions listed in differential ... Lateral #Sclerosis #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
parietal lobes of the brain ... /Sepsis/Shock, Autoimmune ... edema visualized as ... showing cortical lesions ... Reversible course Differential
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... Aldolase levels • EMG ... Anti-Mi2 (skin lesions ... Antisynthetase syndrome (also ... Polymyositis or ALS