24 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Peripheral Causes ... #Central #Causes ... #differential #diagnosis ... #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
- Differential Diagnosis ... Forehead Sparing = Central ... Forehead involved = Peripheral ... (2% of facial nerve ... #neurology #sparing
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Rotary Movement Peripheral ... Bone Fracture Central ... symptoms/signs, ... #Differential #Diagnosis
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Causes of Hypotonic ... - Differential Diagnosis ... Algorithm Central ... Other Congenital Syndromes ... Weakness - Nerves
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Syndrome usually ... signs or symptoms ... #Peripheral #Central ... #differential #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... lesions of the central ... Lesions Of The Peripheral ... Lack of UMN/LMN signs ... #neurology
NINDS Diagnostic Criteria for Guillain Barre Syndrome 
Features Required for Guillain-Barré Syndrome:
 • Progressive muscle weakness
sensory symptoms or signs ... , Cranial nerve ... sensory level • Central ... nervous system signs ... #neurology #neuropathy
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
and Central Vertigo ... with vascular causes ... #diagnosis #findings ... #signs #symptoms ... #comparison #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... disc herniation (central ... damage to sacral nerves ... pathophysiology #diagnosis
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... pupil with third nerve ... , central venous ... #headache #signs ... #differential #diagnosis