31 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... No auditory symptoms ... Long symptom-free ... #differential #diagnosis ... #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... vomiting, auditory symptoms ... symptoms/signs, ... #Neurology #Differential ... #Diagnosis #Algorithm
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
with significant neurologic ... attacks with varying neurologic ... signs or symptoms ... #differential #diagnosis ... #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Hallpike test: Positive ... in head-hanging position ... impulse test: Positive ... Labyrinthitis #diagnosis ... #neurology #comparison
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
nose) • Head Position ... worsen with head position ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis 1) Vertigo ... fixation) • Positive ... Labyrinthitis #Diagnosis ... #Symptoms #Signs
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
Abnormalities: Ocular ... Insomnia, Fatigue, Vertigo ... SideEffects #Psychiatry #Diagnosis ... #Signs #Symptoms
Migraine with Aura
Diagnostic Criteria (ICHD-3):
A) At least 2 attacks fulfilling criteria B and C:
B) One or
Migraine with Aura Diagnostic ... • Brainstem: Vertigo ... is positive ... another ICHD-3 diagnosis ... #criteria #neurology
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
tenderness • Positive ... XR — scotty dog sign ... vertebrae • CT - collar ... Spondylolisthesis #MSK #diagnosis ... #symptoms
Stages of Syphilis
Early Primary:
 • Painless chancre
 • Regional lymphadenopathy
Early Secondary:
 • Fever, malaise
 • Rash
Early Latent: • Positive ... testing • No symptoms ... • Gummatous • Nodular ... Late Latent: • Positive ... #signs #diagnosis