15 results
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
with: - Thymic tumors ... Diagnosis - ... Bedside: ice pack test ... /Edrophonium test ... #Gravis #diagnosis
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... Vertebral dissection, Myasthenia ... URGENT: Brainstem tumor ... #differential #diagnosis ... #ophthalmology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
gravis has been ... have a thymic tumor ... , and always ask ... #Gravis #PhysicalExam ... clinical #video #ophthalmology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... Myelitis, Trauma, Tumor ... , Myasthenia Gravis ... #differential #diagnosis
Roos' Test for Thoracic Outlet Syndrome

To perform the Roos' Test abduct the shoulders to 90 degrees,
Roos' Test for Thoracic ... Outlet Syndrome ... If the patient has ... #Syndrome #PhysicalExam ... video #vascular #msk
Roos' Test for Thoracic Outlet Syndrome

Roos' Test - abduct the shoulders to 90 degrees, flex the
Outlet Syndrome ... Roos' Test - ... If the patient has ... #Syndrome #PhysicalExam ... video #vascular #msk
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... Pituitary/metastatic tumor ... Infection • MS ... #Differential #Diagnosis ... #Anatomy #Causes
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
consistent with a diagnosis ... lung (Pancoast tumors ... experience, the cause ... clinical #video #ophthalmology ... #physicalexam #
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... females Differential Diagnosis ... dissociation • Other causes ... trauma/orbital tumor ... #neurology #ophthalmology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
- Differential Diagnosis ... Cranial nerves - tumors ... • Outer Ear: ... II ○ Susac’s syndrome ... Noise trauma ○ MS