5828 results
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
Congenital Nystagmus ... Diagnosis: Congenital ... nystagmus. ... #Congenital #Nystagmus
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... unidirectonal nystagmus ... bidirectional nystagmus ... #Differential #Diagnosis
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
Convergence retraction nystagmus ... Parinauds #Syndrome #diagnosis
Dix-Hallpike Maneuver for the Diagnosis of BPPV (Animated)

The Dix–Hallpike test (Nylen Barany test) is a diagnostic
Maneuver for the Diagnosis ... Barany test) is a diagnostic ... short latency, nystagmus ... Nystagmus has two ... DixHallpike #Maneuver #Diagnosis
Dix-Hallpike Maneuver for the Diagnosis of BPPV
The Dix–Hallpike test (Nylen Barany test) is a diagnostic maneuver
Maneuver for the Diagnosis ... Barany test) is a diagnostic ... short latency, nystagmus ... Nystagmus has two ... DixHallpike #Maneuver #Diagnosis
Wernicke Encephalopathy - Acute Thiamine (B1) Deficiency 
Clinical Diagnosis - Caine Criteria (2 out of 4):
Deficiency Clinical Diagnosis ... abnormalities (eg nystagmus ... B1 #Deficiency #diagnosis
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
vestibular CN VIII • Nystagmus ... Labyrinthitis #Diagnosis
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... minutes to days • Nystagmus ... vascular causes • Nystagmus ... #differential #diagnosis
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Convergence retraction nystagmus ... syndrome #neurology #diagnosis
Dix-Hallpike Maneuver for BPPV

Procedure:
1. Make the patient sit on examination table, such that the shoulders would
Nystagmus 2. ... right ear, the nystagmus ... fast phase of the nystagmus ... fast phase of the nystagmus ... #Instructions #Diagnosis