15 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Neck: “dropping ... Diagnosis - ... immunologic assay - MuSK ... #Gravis #diagnosis ... #management #neurology
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
50 years in men Diagnosis ... antibodies - MuSK-positive ... within 3 years of diagnosis ... #Gravis #diagnosis ... #management #neurology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
- Light-near dissociation ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology ... #physicalexam
Diagnosis of Myasthenia Gravis - Physical Exam Maneuvers
 • Sustained lateral gaze for seconds to elicit
Diagnosis of Myasthenia ... Assessing for neck ... #Gravis #PhysicalExam ... #Maneuvers #Diagnosis ... #neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... tumor, and always ask ... #Gravis #PhysicalExam ... clinical #video #ophthalmology ... #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... • Myasthenia ... Cataract/Lens Dislocation ... Neuromuscular Junction • Myasthenia ... Algorithm #Causes #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... no light-near dissociation ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
month following neck ... consistent with a diagnosis ... clinical #video #ophthalmology ... #physicalexam # ... neurology #Anisocoria
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Dislocation - May ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Elbow extension → shoulder ... abduction → neck ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT