29 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
vertigo, Méniére disease ... Uncommon): - Vascular ... hemorrhage - Non-vascular ... #Causes #differential ... #diagnosis #neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Parinaud's Syndrome ... retraction (Collier's sign ... → "setting sun sign ... " - Vascular disease ... diagnosis #pineal #neurology
Parkinson's Disease - Signs and Symptoms
Systemic: Tremor and Slowness, Impaired balance, Small Handwriting, Sleepiness, Trouble Moving
Parkinson's Disease ... - Signs and Symptoms ... Walking, Masked Face Central ... Muscular: Weakness ... #neurology
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
Inflammatory Myopathy • Central ... disease • Myasthenia ... gravis • Muscular ... mimics #diagnosis #differential ... #causes #neurology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
attributable to central ... and less common diseases ... polychondritis • Behcet disease ... #neurology #inflammatory ... #differential #
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... retraction (Collier's sign ... "setting sun" sign ... • Vascular disease ... #neurology #diagnosis
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
• Meniere's Disease ... Bone Fracture Central ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... #Differential #
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Cardio-pulmonary disease ... • Endocrine Disease ... Lambert-Eaton Myasthenic Syndrome ... Peripheral #Weakness #Neurology ... #Differential #
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease ... Guillain-Barre syndrome ... Mitochondrial myopathy, Muscular ... Weakness #Causes #differential ... #diagnosis #neurology
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Floppy Newborn) - Differential ... Diagnosis Algorithm Central ... • Metabolic Diseases ... Other Congenital Syndromes ... • Spinal Muscular