35 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... unidirectonal nystagmus ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... Dizziness #Vertigo #Neurology
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Convergence retraction nystagmus ... → "setting sun sign ... disease (stroke) Dr ... Parinauds #Syndrome #diagnosis ... #pineal #neurology
Guillain-Barre Syndrome
An acute polyneuropathy (disorder Of the peripheral nervous System).
Symptoms are Often symmetrical and progress Over
Symptoms are Often ... GuillainBarre #Syndrome #Diagnosis ... #Neurology #Signs
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Convergence retraction nystagmus ... "setting sun" sign ... pretectal area By Dr ... Parinauds #syndrome #neurology ... #diagnosis
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
examiners nose • Nystagmus ... uncover each eye Dr ... Peripheral #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There are ... #Bells #Palsy #Neurology ... #Signs #Symptoms ... #Diagnosis
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... Central #Vertigo #diagnosis ... #findings #signs ... #symptoms #comparison ... #neurology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Incontinence • VISUAL: Nystagmus ... Signs and symptoms ... Oligoclonal bands are ... objective evidence of neurologic ... #management #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Neurogenic Ptosis - Neurologic ... myopathy • Myotonic dystrophy ... Oculopharyngeal muscular dystrophy ... function is impaired due ... Syndrome #Ptosis #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
• Frequency of symptoms ... and torsional nystagmus ... • Frequency of symptoms ... Labyrinthitis #diagnosis ... #neurology #comparison