24 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral Causes ... Uncommon): - Vascular ... (TIA): • Lateral ... hemorrhage - Non-vascular ... differential #diagnosis #neurology
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... • Progressive muscular ... Neuropathy • Spinal Muscular ... Polymyositis • Duchenne Muscular ... #Weakness #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... Commonly caused ... stopping walking (vascular ... Myotomes #diagnosis #neurology
Age-related Macular Degeneration on Fundoscopy Ocular Examination

Patient with age-related macular degeneration, with bilateral geographic atrophy, with
Age-related Macular ... with age-related macular ... degeneration, with bilateral ... oftalmopo #Age #Macular ... #ophthalmology
Gowers' Sign on Physical Exam

Caused by proximal muscle weakness typically seen in muscular dystrophy

#Gowers #Sign #PhysicalExam
Physical Exam Caused ... typically seen in muscular ... #PhysicalExam #neurology ... #clinical #video ... #pediatrics #muscular
Intermittent Bilateral Exophthalmos (Alternating Exophthalmos and Enophthalmos) on Physical Exam

Observing this patient in silence for a
The syndrome of ... inflammatory, vascular ... Commonly, vascular ... #clinical #video ... #ophthalmology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Sciatica: often bilateral ... - Emergency Causes ... lumbar stenosis • Vascular ... or unilateral lower ... #neurology
Opsoclonus-Myoclonus Ataxia Syndrome (OMAS) -Dancing eyes - dancing feet syndrome
 • Opsoclonus: ocular spontaneous, arrhythmic, conjugate
- dancing feet syndrome ... involuntary movements caused ... by muscular contractions ... #clinical #video ... #neurology #gait
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Characteristics of Peripheral ... or minutes with vascular ... causes, such as ... direction-changing on lateral ... symptoms #comparison #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Central Vertigo PERIPHERAL ... Vascular disorders ... (Wallenberg's syndrome ... Syndrome usually