64 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... worsen with head position ... • Short-lived, positional ... #differential #diagnosis ... #neurology
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Benign Paroxysmal Positional ... BENIGN PAROXYSMAL POSITIONAL ... in head-hanging position ... Labyrinthitis #diagnosis ... #neurology #comparison
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Benign Paroxysmal Positional ... Dysfunction - Imbalance, neurologic ... #Neurology #Differential ... #Diagnosis #Algorithm
Clinical Manifestations of Human Herpes Viruses (HHV)

Herpes simplex virus 1	HSV-1	Frequently subclinical (80-90%) Oral lesions (10-20%) congenital
Herpes simplex virus ... Herpes simplex virus ... Epstein—Barr virus ... #Microbiology #Diagnosis ... #Comparison #Table
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Benign paroxysmal positional ... with significant neurologic ... attacks with varying neurologic ... #differential #diagnosis ... #neurology
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Peripheral Vertigo ... Benign Paroxysmal Positional ... Vertigo (BPPV): ... #differential #diagnosis ... #comparison #table
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
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Central Causes of Vertigo ... Benign paroxysmal positional ... vertigo, Méniére ... #differential #diagnosis ... #neurology
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
from Peripheral Vertigo ... Central #Peripheral #Vertigo ... #diagnosis #neurology ... #bppv #comparison
Phimosis 
Inability to retract the foreskin - Can be normal up to 3 years old -
after age 4 Treatment ... back to anatomic position ... #Paraphimosis #Comparison ... #Diagnosis #Urology