6 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... vomiting, auditory symptoms ... unidirectonal nystagmus ... symptoms/signs, ... bidirectional nystagmus
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... symptoms, this ... for a CENTRAL cause ... Video by Dr. ... #Positive #Neurology
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... symptoms, this ... for a PERIPHERAL cause ... Video by Dr. ... #Negative #Neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... • Nystagmus: ... No auditory symptoms ... Long symptom-free
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
vestibular neuritis • Nystagmus ... with vascular causes ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
hearing loss, nausea ... vomiting, dizziness, vertigo ... , nystagmus • ... #Mastoiditis #pathophysiology ... #signs #symptoms