59 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
- Differential Diagnosis ... Syndrome • Botulism ... Duchenne Muscular Dystrophy ... #Neurology #Differential ... #Diagnosis #Algorithm
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Guillain-Barre syndrome ... , Myasthenia Gravis ... #differential #diagnosis ... #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Limb- proximal weakness ... - Myotonic dystrophy ... Diagnosis - ... #Gravis #diagnosis ... #management #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... to ptosis and weakness ... myopathy • Myotonic dystrophy ... Oculopharyngeal muscular dystrophy ... #Ptosis #neurology
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Proximal Muscle Weakness ... or peripheral neurologic ... disease • Myasthenia ... Myopathy #mimics #diagnosis ... differential #causes #neurology
Diagnosis of Myasthenia Gravis - Physical Exam Maneuvers
 • Sustained lateral gaze for seconds to elicit
Diagnosis of Myasthenia ... for neck flexor weakness ... BrighamMedRes #Myasthenia ... PhysicalExam #Maneuvers #Diagnosis ... #neurology
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
50 years in men Diagnosis ... or respiratory weakness ... or generalized weakness ... #Gravis #diagnosis ... #management #neurology
Beevor's Sign on Physical Exam

Beevor's sign is abnormal upward (cephalad) movement of the umbilicus with truncal
abdominis muscle weakness ... facioscapulohumeral muscular dystrophy ... PhysicalExam #clinical #video ... #umbilicus #neurology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... - Differential Diagnosis ... NMJ disorder (Myasthenia ... #Generalized #Weakness ... #causes #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... • Acute stroke syndromes ... Postsynaptic: Myasthenia ... #Differential #Diagnosis ... #neurology