48 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... chewing, loss of smile ... Diagnosis - ... immunologic assay - MuSK ... #Gravis #diagnosis
Drugs associated with worsening of Myasthenia Gravis (MG):
•	D-penicillamine 
•	Botulinum toxin.
•	Telithromycin
•	Fluoroquinolones 
•	Quinine
•	Magnesium
•	Macrolide antibiotics 
•	Corticosteroids (may cause transient
with worsening of Myasthenia ... Gravis (MG): • ... Patients with MuSK-MG ... higher risk of myasthenic ... muscle-specificreceptortyrosinekinase #AChR #MuSK
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Gravis on Physical ... Myasthenia gravis ... tumor, and always ask ... #clinical #video
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
- Differential Diagnosis ... Objective Weakness • Cardio-pulmonary ... Oculomotor • Myasthenia ... Gravis • Lambert-Eaton ... Myasthenic Syndrome
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Myasthenia Gravis ... 50 years in men Diagnosis ... anti—muscle-specific kinase (MuSK ... antibodies - MuSK-positive ... #Gravis #diagnosis
Differential Diagnosis of Pleuritic Chest Pain:

Categorized by causes: Cardiac, Pulmonary, MSK, Drug/Toxins, Heme/Onc, Renal, Autoimmune

#Diagnosis #Pleuritic
Differential Diagnosis ... Categorized by causes: Cardiac ... , Pulmonary, MSK ... Autoimmune #Diagnosis
POCUS Reference Measurements
 • Gallbladder
 • Urinary Bladder
 • GI Tract
 • Pregnancy
 • Optic Nerve
Optic Nerve • MSK ... • Aorta • Cardiac ... Echocardiogram #Diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Eaton Syndrome, Myasthenia ... Gravis, Organophosphate ... #differential #diagnosis
Thyroid Disorders - Differential Diagnosis Algorithm
Hypothyroidism:
 • Hasimoto’s
 • Radioactive Iodine 
 • Hypopituitarism
 • Iodine
- Differential Diagnosis ... Hyperthyroidism: • Graves ... Amy Chung, MD, MSc ... #Differential #Diagnosis
Symptoms of Hypophosphatemia
 • CNS: Seizures, Delirium, Paresthesias, Central & extrapontine myelinolysis, Hallucinations, Fatigue
 • Hematologic:
Thrombocytopenia • Cardiac ... Bone pain • MSK ... Symptoms #Signs #Diagnosis