16 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Brain stem/Cranial nerve ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... diagnosis #management #neurology
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Interosseous Peripheral Nerve ... to make the OK sign ... #Interosseous #Nerve ... #physicalexam #msk ... #sports #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Tumor • Motor Nerves ... multiplex, Phrenic nerve ... Eaton Syndrome, Myasthenia ... differential #diagnosis #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... caused by ulnar nerve ... Froment's Sign is ... clinical #video #neurology ... #physicalexam #msk
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Myasthenia Gravis ... anti—muscle-specific kinase (MuSK ... antibodies - MuSK-positive ... characteristic EMG finding ... diagnosis #management #neurology
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
the peripheral nerve ... Ask your patient ... /ulnar) 2) OK sign ... bobvarkey #Minute #Neurology ... #Nerve #innervation
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Myasthenia gravis ... such as cogan sign ... tumor, and always ask ... ophthalmology #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... The median nerve ... middle finger. 2) Ask ... #Hoffmanns #Sign ... clinical #video #neurology
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
visual acuity, ranging ... sensory deficits ranging ... Sjögren syndrome, Myasthenia ... Manifestations #diagnosis #neurology ... #symptoms #signs
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Mononeuropathy: Nerve ... Postsynaptic: Myasthenia ... Lack of UMN/LMN signs ... : Nerve conduction ... Differential #Diagnosis #neurology