7 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... with: - Thymic tumors ... chewing, loss of smile ... immunologic assay - MuSK ... #Gravis #diagnosis
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Myasthenia gravis ... such as cogan sign ... have a thymic tumor ... , and always ask ... #clinical #video
Diagram of different types of bone tumors that can occur around the knee on XRay -
around the knee on XRay ... flame/blade of grass ... sign • Parosteal ... #Diagnosis #Bony ... #msk #lesions #
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Myasthenia Gravis ... anti—muscle-specific kinase (MuSK ... antibodies - MuSK-positive ... for thymoma, a tumor ... #Gravis #diagnosis
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
around the knee on XRay ... flame/blade of grass ... sign • Parosteal ... #Differential #Diagnosis ... #MSK #pediatrics
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Myelitis, Trauma, Tumor ... Eaton Syndrome, Myasthenia ... Gravis, Organophosphate ... #differential #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Non-neuromuscular disorder (Cardiac ... system: Brain tumor ... Postsynaptic: Myasthenia ... Gravis - Lack ... of UMN/LMN signs