64 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... change • Neurologic ... positional episodes caused ... differential #diagnosis #neurology
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
for a CENTRAL cause ... Nystagmus #HINTS #PhysicalExam ... Clinical #Video #Positive ... #Neurology #Central ... #Vertigo
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... #Neurology #Differential ... Diagnosis #Algorithm #Causes
Classic Findings During Hallpike Test in Posterior Canal Benign Paroxysmal Positional Vertigo (BPPV)
 • Latency (delay
head-hanging position ... in head-hanging position ... in head-hanging position ... #dixhallpike #physicalexam ... testing #findings #signs
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
with vascular causes ... nose) • Head Position ... worsen with head position ... diagnosis #findings #signs ... symptoms #comparison #neurology
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Test = Central Cause ... test to the left and ... for a CENTRAL cause ... #Test #HINTS #PhysicalExam ... Clinical #Video #Neurology
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 ... signs or symptoms ... #Causes #differential
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
Hoffmann's Sign ... A positive response ... #Reflex #Positive ... clinical #video #neurology ... #physicalexam
Abnormal (Positive) Babinski Sign on Physical Exam

Dorsiflexion of the great toe with or without fanning of
Abnormal (Positive ... ) Babinski Sign ... the other toes and ... #PhysicalExam # ... reflex #pyramidal #neurology
Hoffmann's Reflex on Physical Exam
The Hoffmann's reflex itself involves loosely holding the middle finger and flicking
A positive response ... thumb on the same hand ... A positive Hoffmann ... #PhysicalExam # ... clinical #neurology