40 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... symptoms, unidirectonal ... symptoms/signs, ... #Diagnosis #Algorithm ... #Causes
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... positional episodes caused ... No auditory symptoms ... Long symptom-free
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... without an obvious cause ... #Causes #differential ... #diagnosis #neurology
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Test = Central Cause ... test to the left and ... symptoms, this ... #Test #HINTS #PhysicalExam ... Clinical #Video #Neurology
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Time course and ... symptoms characteristics ... distinguishing between causes ... #differential #diagnosis ... #comparison #table
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral Vertigo ... TylerLarsenMD #HINTS #physicalexam ... Central #Peripheral #Vertigo ... #diagnosis #neurology ... #bppv #comparison
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... "pass out" • Symptoms ... Associated with nausea ... #differential #diagnosis ... #neurology #management
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Central Vertigo ... with vascular causes ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
only with upbeat and ... torsional nystagmus and ... symptoms • Head ... Labyrinthitis #diagnosis ... #neurology #comparison
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... aracteristic "claw hand ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam