32 results
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
Test of Skew (Abnormal ... cause of vertigo ... #PhysicalExam #Clinical ... #Video #Neurology ... #Vertigo #Central
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
= Central Cause ... cause of vertigo ... #PhysicalExam #Clinical ... #Video #Neurology ... #Vertigo #Central
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Diagnosis Algorithm ... Bone Fracture Central ... neurologic symptoms/signs ... #Neurology #Differential ... #Diagnosis #Algorithm
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... with vascular causes ... #Vertigo #diagnosis ... #findings #signs ... symptoms #comparison #neurology
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Artery occlusion) Clinical ... Findings: • Nausea ... /vomiting/vertigo ... Palatal myoclonus - Central ... #diagnosis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
and Central Vertigo ... CENTRAL VERTIGO ... varying neurologic signs ... #Vertigo #Causes ... #differential #diagnosis
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis 1) Vertigo ... hearing loss Clinical ... of vestibular CN ... Labyrinthitis #Diagnosis ... #Symptoms #Signs
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... T4 → Possibly Central ... of pregnancy, critical ... Hyperthyroidism → Signs ... Hyperthyroidism #algorithm #diagnosis
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
without warning signs ... positive tourniquet test ... Dengue with warning signs ... the following signs ... classification #diagnosis
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
It is a clear sign ... very sensitive diagnostic ... regarding the cause ... Pupillary #Defect #Neurology ... #Clinical #Video