12 results
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
Bidirectional Nystagmus ... worrisome for a CENTRAL ... #HINTS #PhysicalExam ... Video #Positive #Neurology ... #Central #Vertigo
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
Differentiating Central ... Impulse Test Nystagmus ... #HINTS #Exam #PhysicalExam ... Testing #Vertigo #Central ... #Peripheral #Neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Dizziness - Vertigo - Differential ... unidirectonal nystagmus ... Bone Fracture Central ... bidirectional nystagmus ... #Differential #
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... examiners nose • Nystagmus ... TylerLarsenMD #HINTS #physicalexam ... #Central #Peripheral ... Vertigo #diagnosis #neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
patients with a central ... with an AVS with nystagmus ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... CVA #Peripheral #Central
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
minutes to days • Nystagmus ... Varies • No neurologic ... may be present Central ... vascular causes • Nystagmus ... Vertigo #Algorithm #differential
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Event (ALTE) - Differential ... Disturbances Neurologic ... Disorders • Central ... • Incarcerated Hernia ... Event #ALTE #BRUE #Differential
Diagnostic Testing for Meningitis
History:
 • Triad: Fever, neck stiffness, and altered mental status
 • Sens: 44%
stiffness, and altered mental ... : Non-specific Kernig ... ; Spec: 60-80% Lumbar ... diagnosis #testing #physicalexam
Characteristic eye movements found in Downbeat Nystagmus

Downbeat nystagmus (downward fast phase) is the most common of
Downbeat nystagmus ... common of the central ... The differential ... Ophthalmology #Neurology ... Video #Ocular #PhysicalExam
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
Predominance: Heroin ... Butterfly Wing": Heroin ... Inhalation Central ... Disorders #Clinical #Differential ... Diagnosis #Radiology #Neurology