7 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... chewing, loss of smile ... life-threatening Differential ... test - Cogan sign ... - Peek sign
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Sensory Changes - Differential ... • Cardio-pulmonary ... Oculomotor • Myasthenia ... Gravis • Lambert-Eaton ... Myasthenic Syndrome
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
non-localized EOM weakness ... Myasthenia gravis ... such as cogan sign ... tumor, and always ask ... #clinical #video
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Demyelinating Disease (MS ... Eaton Syndrome, Myasthenia ... Gravis, Organophosphate ... #Causes #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Non-neuromuscular disorder (Cardiac ... Postsynaptic: Myasthenia ... Gravis - Lack ... of UMN/LMN signs
Floppy Baby Syndrome
 • Infantile Botulism
 • Acute Flaccid Myelitis
 • Guillain Barre
 • Neonatal Myasthenia
Barre • Neonatal Myasthenia ... Gravis Clinical ... resistance - Weakness ... LMN signs - Assess ... Syndrome #pediatrics #differential
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
irregularities • Weakness ... diffuse goiter (Graves ... Cardiac arrhythmia ... causes #diagnosis #differential ... endocrinology #signs