9 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... Rotary Movement Peripheral ... unidirectonal nystagmus ... symptoms/signs, ... #Neurology #Differential
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Unidirectional Nystagmus ... symptoms, this ... cause of vertigo ... Video #Negative #Neurology ... #Peripheral #Vertigo
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Peripheral Vertigo ... with vascular causes ... • Nystagmus: ... Long symptom-free ... #Algorithm #differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... PERIPHERAL VERTIGO ... signs or symptoms ... #Vertigo #Causes ... #differential #
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
PERIPHERAL VERTIGO ... with vascular causes ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology
Algorithm for the diagnostic evaluation of dizziness. (HINTS = head-impulse, nystagmus, test of skew.)
Questions regarding the
head-impulse, nystagmus ... of dizziness or vertigo ... The approach uses ... Timing of the symptom ... Dizziness #Algorithm #Differential
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
50 or less: • Neurologic ... Polyradiculopathy, Peripheral ... Retinitis (Most common cause ... AIDS #diagnosis #differential ... #signs #symptoms
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... very remarkable w/differential ... required +/- prompt ophthalmology ... GCA #Temporal #Signs
Evaluation of Recurrent Falls

Core Concept:
Maintaining an upright posture requires the integrated function of multiple systems.
Disruption in
presyncope, exertional symptoms ... Examples: - Peripheral ... positive Romberg sign ... Falls #Diagnosis #Differential ... Evaluation #Geriatrics #Neurology