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causes algorithm management workup aki signs injury kidney peripheral physicalexam symptoms bppv central clinical disorders encephalopathy headache hypophosphatemia ophthalmology phosphate
Diagnostic Algorithm for Dizziness and Vertigo Peripheral Vertigo: • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... vascular causes • Nystagmus ... #Algorithm #differential ... #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm True Vertigo - Illusion of Rotary Movement Peripheral Vestibular
- Differential ... Diagnosis Algorithm ... unidirectonal nystagmus ... symptoms/signs, ... #Neurology #Differential
Lateral Medullary Syndrome - Wallenberg's Syndrome Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Acute continuous ... vertigo due to ... /nystagmus - Vestibular ... #Wallenbergs #neurology ... #diagnosis
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 ... #diagnosis #pineal ... #neurology
Characteristics of Peripheral and Central Vertigo PERIPHERAL VERTIGO • Onset: Sudden • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... circulation TIA • Nystagmus ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Parinaud's syndrome What? • Light-near dissociation (tectal pupils) • Convergence retraction nystagmus • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... Convergence retraction nystagmus ... retraction (Collier's sign ... "setting sun" sign ... #neurology #diagnosis
Peripheral and Central Causes of Vertigo Peripheral Causes (Common): - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Central Causes of Vertigo ... fistula, Cogan's syndrome ... Wallenberg syndrome ... Central #Causes #differential ... #diagnosis #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis BENIGN PAROXYSMAL POSITIONAL VERTIGO • Age: More common
Hallpike test: Positive ... and torsional nystagmus ... impulse test: Positive ... Labyrinthitis #diagnosis ... #neurology #comparison
Guillain-Barre Syndrome An acute polyneuropathy (disorder Of the peripheral nervous System). Symptoms are Often symmetrical and progress Over
Guillain-Barre Syndrome ... An acute polyneuropathy ... GuillainBarre #Syndrome ... #Diagnosis #Neurology ... #Signs
Causes of Peripheral and Central Vertigo PERIPHERAL VERTIGO 1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(Wallenberg's syndrome ... Syndrome usually ... signs or symptoms ... #Causes #differential ... #diagnosis #neurology
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