59 results
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... Convergence retraction nystagmus ... → "setting sun sign ... " - Vascular disease ... diagnosis #pineal #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
unidirectonal nystagmus ... Bone Fracture Central ... symptoms/signs, ... bidirectional nystagmus ... Glomus Tumors - Vascular
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... Convergence retraction nystagmus ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Central Retinal Vein Occlusion (CRVO)
Clinical:
 • Sudden, painless, monocular loss of vision 
 • "Blood and
Central Retinal ... fundoscoplc exam Management ... : • Ophthalmology ... consult • Anti-vascular ... intravitreal) #Central
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Uncommon): - Vascular ... Wallenberg syndrome ... hemorrhage - Non-vascular ... differential #diagnosis #neurology
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Manifestations of Serotonin Syndrome ... • Ophthalmologic ... Akathisia, Altered Mental ... Clonus (inducible), Muscular ... Symptoms #spectrum #signs
Cushing Syndrome - Signs and Symptoms
Generalized: Weight gain, Slow healing of cuts, Increased risk of infections,
Cushing Syndrome ... - Signs and Symptoms ... Loss of emotional control ... Decreased libido Vascular ... #Signs #Symptoms
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... or minutes with vascular ... circulation TIA • Nystagmus ... diagnosis #findings #signs ... symptoms #comparison #neurology
Parkinson's Disease - Signs and Symptoms
Systemic: Tremor and Slowness, Impaired balance, Small Handwriting, Sleepiness, Trouble Moving
Parkinson's Disease - Signs ... Walking, Masked Face Central ... Muscular: Weakness ... Parkinsons #Disease #Signs ... #Symptoms #neurology
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Lateral Medullary Syndrome ... - Wallenberg's Syndrome ... vomiting/vertigo/nystagmus ... Palatal myoclonus - Central ... #Wallenbergs #neurology