49 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... Overview Myasthenia ... life-threatening Differential ... immunologic assay - MuSK ... Gravis #diagnosis #management
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 #management
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Myasthenia gravis ... have a thymic tumor ... , and always ask ... #Gravis #PhysicalExam
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Myelitis, Trauma, Tumor ... Eaton Syndrome, Myasthenia ... Weakness #Causes #differential
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Vertebral dissection, Myasthenia ... URGENT: Brainstem tumor ... mass #Diplopia #differential
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
Generalized Weakness - Differential ... : UMN (stroke, tumor ... NMJ disorder (Myasthenia ... Generalized #Weakness #Differential
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Myasthenia ... Neuromuscular Junction • Myasthenia ... • Aneurysm • Tumor ... #DoubleVision #Differential
Hypoglycemia Differential Diagnosis and Management Algorithm

Features of hypoglycemia:
 • Neurogenic: Tremor, Palpitations, Anxiety, Arousal, Sweating, Hunger,
Hypoglycemia Differential ... Diagnosis and Management ... • Neurogenic: Tremor ... #Hypoglycemia #Differential ... #Diagnosis #Management
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
Bone Tumor Location ... included in the differential ... be added to the differential ... Epiphysis #Radiology #MSK ... #Differential #
Oropharyngeal and Esophageal Causes of Dysphagia - Differential Diagnosis
Oropharyngeal Dysphagia
 • Neuromuscular causes: CVA/CNS tumor/ALS, Parkinson's,
of Dysphagia - Differential ... causes: CVA/CNS tumor ... , Parkinson's, Myasthenia ... Esophageal #Dysphagia #Differential