10 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Peripheral Causes ... (TIA): • Lateral ... #diagnosis #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Illusion of Rotary Movement ... Bone Fracture Central ... Dysfunction - Imbalance, neurologic ... #Neurology #Differential
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
continuous vertigo ... Clinical Findings: • Nausea ... /vomiting/vertigo ... Palatal myoclonus - Central ... #Wallenbergs #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
and Central Vertigo ... CENTRAL VERTIGO ... Syndrome usually ... #Vertigo #Causes ... differential #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... labyrinthitis) CENTRAL ... with vascular causes ... direction-changing on lateral ... symptoms #comparison #neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Unilateral Fixed ... Framework If Altered Mental ... lntracranial hemorrhage, SAH ... no neurological cause ... differential #diagnosis #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dissociaton; • Usually unilateral ... Holmes-Adie Syndrome ... abnormal extraocular movements ... dissociation • Other causes ... #PhysicalExam #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... dysfunction Central ... involved - Bilateral ... (more commonly bilateral ... differential #diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Unresponsive wakefulness syndrome ... • Locked-in syndrome ... dysfunction to the bilateral ... Casey Albin MD @ ... #PhysicalExam #neurology
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
rapidly engaging, bilaterally ... begin with body movements ... generalized or a general ... seizure caused ... Classification #Diagnosis #Neurology