12 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Myasthenia Gravis ... variable degree of weakness ... chewing, loss of smile ... Limb- proximal weakness ... immunologic assay - MuSK
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): • ... higher risk of myasthenic ... because of bulbar weakness ... #VC #NIF #PEF #
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Gravis on Physical ... non-localized EOM weakness ... Myasthenia gravis ... tumor, and always ask ... #clinical #video
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Neuromuscular Weakness ... Demyelinating Disease (MS ... Phrenic nerve injury ... Eaton Syndrome, Myasthenia ... Gravis, Organophosphate
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
Lachman Test for ACL Injury ... and the other grasps ... test is positive if ... Ligament #clinical #video ... #physicalexam #msk
Pivot Shift test for Knee Instability

The patient lies supine while the examiner grasps the leg by
while the examiner grasps ... test is positive if ... test #ACL #Knee #Injury ... #clinical #video ... #Orthopedics #msk
Hornblower Test for Teres Minor Injury

With the elbow and shoulder flexed to 90 degrees within the
for Teres Minor Injury ... test is positive if ... there is weakness ... #clinical #video ... #physicalexam #msk
Bear Hug Test for Subscapularis Injury

The patient places the hand of the affected arm palm down
Subscapularis Injury ... test is positive if ... or demonstrates weakness ... #clinical #video ... physicalexam #shoulder #msk
Full Can Test for Supraspinatus Injury on Shoulder Exam

The patient's arms are elevated to 90 degrees
Supraspinatus Injury ... test is positive if ... there is pain or weakness ... PhysicalExam #clinical #video ... #sports #msk #orthopedics
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
, the examiner grasps ... test is positive if ... Tendinitis #clinical #video ... #physicalexam #msk