68 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
vomiting, auditory symptoms ... unidirectonal nystagmus ... symptoms/signs, ... bidirectional nystagmus ... Dizziness #Vertigo #Neurology
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction Nystagmus ... nerve palsy Caused ... #physicalexam #clinical ... #video #neurology ... #ophthalmology
HINTS Exam - Bidirectional Nystagmus 

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

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... patient with vertigo symptoms ... for a PERIPHERAL cause ... #PhysicalExam #Clinical ... Video #Negative #Neurology
Clinical Manifestations of Serotonin Syndrome
 • Ophthalmologic: Mydriasis, Ocular clonus (slow horizontal movements)
 • Gastrointestinal: Diarrhea,
Clinical Manifestations ... of Serotonin Syndrome ... • Ophthalmologic ... #Symptoms #spectrum ... #signs #diagnosis
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome ... Pathogenesis and clinical ... • Deletion of critical ... Syndrome Signs ... /Symptoms/Complications
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
instability 3) Nausea ... hearing loss Clinical ... vestibular CN VIII • Nystagmus ... Labyrinthitis #Diagnosis #Symptoms ... #Signs #Otolaryngology
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Artery #Strokes #Syndromes ... CVA #Territory #Symptoms ... #Signs #Localization ... Comprehensive Review in Clinical ... Neurology - https
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
- Wallenberg's Syndrome ... Artery occlusion) Clinical ... Findings: • Nausea ... vomiting/vertigo/nystagmus ... #Wallenbergs #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... (Wallenberg's syndrome ... Syndrome usually ... signs or symptoms