18 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... worsen with head position ... episodes caused ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... nystagmus • Benign ... Paroxysmal Positional ... #Neurology #Differential ... #Causes
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Differentiating Benign ... Neuritis-Labyrinthitis BENIGN ... in head-hanging position ... Labyrinthitis #diagnosis ... #neurology #comparison
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Causes (Common) ... - Labyrinth: Benign ... paroxysmal positional ... #differential #diagnosis ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Benign paroxysmal ... positional vertigo ... without an obvious cause ... #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
labyrinthitis • Head Position ... with vascular causes ... nose) • Head Position ... worsen with head position ... symptoms #comparison #neurology
Epley Maneuver for Treatment of BPPV
1) The patient begins in an upright sitting posture, and the
into a supine position ... remains in this position ... remains in this position ... remains in this position ... #vertigo #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
HIT) result is positive ... (abnormal) in nearly ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Unknown nature & benign ... females Differential Diagnosis ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... "waiter's tip" position ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam