403 results
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Her ocular exam ... such as cogan sign ... have a thymic tumor ... ophthalmology #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
with: - Thymic tumors ... Ocular- 50%: Ptosis ... test - Cogan sign ... - Peek sign ... diagnosis #management #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
ulceration • Ocular ... skin injury) • Neurologic ... Leukemia, Lymphoma Ocular ... interferon alfa, or tumor ... diagnosis #management #signs
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
retraction (Collier's sign ... Pineal region tumors ... → "setting sun sign ... diagnosis #pineal #neurology
Thyroid Eye Signs 
Lid Signs
    Dalrymple’s Sign: Lid Retraction.
    Von
Thyroid Eye Signs ... Lid Signs ... Dalrymple’s Sign ... Extra-Ocular Muscle ... intra-ocular pressure
Brudzinski's Sign in Meningitis

Forced flexion of the neck elicits a reflex flexion of the hips. It
Brudzinski's Sign ... #Brudzinskis #Signs ... Clinical #Video #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Dysfunction - Imbalance, neurologic ... symptoms/signs, ... Infratentorial Tumors ... • Glomus Tumors ... Dizziness #Vertigo #Neurology
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
retraction (Collier's sign ... Pineal region tumors ... "setting sun" sign ... Parinauds #syndrome #neurology
Von Graefe's Sign - Graves' Eyelid Ophthalmopathy on Ocular Exam

Lagging of the upper eyelid on downward
Von Graefe's Sign ... Ophthalmopathy on Ocular ... Graefes #VonGraefes #Sign ... Ophthalmopathy #Ocular
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... Metastatic bone tumors ... than primary bone tumors ... Metastatic bone tumors ... Signs/Symptoms: