41 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... No auditory symptoms ... disease • Tinnitus ... Long symptom-free
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Diagnosis Algorithm ... vomiting, auditory symptoms ... • Meniere's Disease ... symptoms/signs,
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
: Positive usually ... patient with a clinical ... patient with a clinical ... Labyrinthitis #diagnosis ... #neurology #comparison
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Méniére's disease ... Disease onset usually ... signs or symptoms ... #diagnosis #neurology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... and duration of symptoms ... Disorientation, vertigo ... Diagnostic tests
Whipple Disease (Tropheryma whipplei) - Diagnosis and Management 

Caused by: Tropheryma whipplei

Symptoms and Signs:
1. Migratory poly/oligoarthralgia
Whipple Disease ... Management Caused ... Tropheryma whipplei Symptoms ... and Signs: 1. ... T. whipplei test
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
tinnitus (Méniére's disease ... with vascular causes ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis 1) Vertigo ... hearing loss Clinical ... fixation) • Positive ... Labyrinthitis #Diagnosis ... #Symptoms #Signs
Romberg's Test for Proprioception
History: First described in the 19th century in patients with tabes dorsalis (later
syphilis) Meaning: Positive ... sign) → Proprioceptive ... Observe when patient closes ... • Cerebellar disease ... #neurology #diagnosis
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
or signs. ... pp65 antigenemia test ... inclusions or positive ... 50 or less: • Neurologic ... Retinitis (Most common cause