7 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
vomiting, auditory symptoms ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... nystagmus - Infection ... #Neurology #Differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... history of viral infection ... without an obvious cause ... Occlusion of posterior inferior ... signs or symptoms
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
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Transudation or exudation ... postauricular crease • Inferior ... vomiting, dizziness, vertigo ... pathophysiology #signs ... #symptoms #diagnosis
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... glaucoma: unilateral anterior ... shoulder girdle symptoms ... thrombophilia, neurologic ... signs/symptoms
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Differentiating NBTE from Infective ... pathognomonic signs ... /symptoms or echo ... in up to 30% of cases ... #Endocarditis #comparison
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
headache is a symptom ... C" (common for causes ... aneurysm) • Infection ... N Neurological signs ... Primary #Secondary #Comparison