92 results
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
of Peripheral Weakness ... - Differential Diagnosis ... Oculomotor • Myasthenia ... Lambert-Eaton Myasthenic ... #Differential #Diagnosis
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
variable degree of weakness ... Limb- proximal weakness ... Diagnosis - ... Severe bulbar weakness ... #Gravis #diagnosis
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
50 years in men Diagnosis ... or respiratory weakness ... mild to moderate weakness ... or generalized weakness ... #Gravis #diagnosis
Diagnosis of Myasthenia Gravis - Physical Exam Maneuvers
 • Sustained lateral gaze for seconds to elicit
Diagnosis of Myasthenia ... due to laryngeal weakness ... for neck flexor weakness ... BrighamMedRes #Myasthenia ... PhysicalExam #Maneuvers #Diagnosis
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia Gravis ... Signs, Symptoms ... this patient have myasthenia ... eye movements #Diagnosis ... #Myasthenia #Gravis
Hypothyroidism – symptoms and signs.

Symptoms: 
Tiredness/malaise, 
Weight gain,
Anorexia,
Cold intolerance, 
Poor memory,
Change in appearance, 
Depression, 
Poor libido,
Hypothyroidism – symptoms ... Symptoms: Tiredness ... Myalgia, Muscle weakness ... Features #Signs #Symptoms ... #Diagnosis #PhysicalExam
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness ... - Differential Diagnosis ... NMJ disorder (Myasthenia ... #Generalized #Weakness ... #Differential #Diagnosis
Dysphagia Differential Diagnosis Algorithm
Oropharyngeal Dysphagia
Structural
 • Tumors
 • Zenker's Diverticulum
 • Foreign Bodv
Neuromuscular Toxic/Metabolic
 • Myasthenia
Dysphagia Differential Diagnosis ... /Metabolic • Myasthenia ... Intermittent Symptoms ... Intermittent Symptoms ... #Differential #Diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Eaton Syndrome, Myasthenia ... Neuromuscular #Weakness ... #differential #diagnosis
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... non-localized EOM weakness ... Myasthenia gravis ... eyelid #Ocular #Myasthenia ... PhysicalExam #clinical #video