11 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
chewing, loss of smile ... life-threatening Differential ... - Peek sign ... immunologic assay - MuSK ... #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... damage to sacral nerves ... suspected, immediate MRI ... #MSK #pathophysiology ... #diagnosis #symptoms
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... compression of nerve ... Imaging studies: • MRI ... #syndrome #differential ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
spinal cord • ... Postsynaptic: Myasthenia Gravis ... Lack of UMN/LMN signs ... EMG) studies • MRI ... #Diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... and signs below ... roots -> Cauda equina ... MCTD, Sjogren syndrome ... #neurology #differential
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
• Or brainstem syndromes ... Signs and symptoms ... resonance imaging [MRI ... (Spinal cord predominant ... #management #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
(MRI) and findings ... and/or symptoms ... and ADEM the cord ... /or optic nerve ... #differential
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
neuropathy (LHON) plus MRI ... consistent with MS ... #neurology #noninflammatory ... #differential # ... diagnosis
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
spinal cord and ... cause different symptoms ... brain sagging syndrome ... type 4: distal nerve ... Pachymeningitis #HP #Neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
spinal cord regions ... LMN signs in the ... fasciculations Common Symptoms ... MRI: Brain, cervical ... activity between nerve