11 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... Glomus Tumors - Vascular ... #Neurology #Differential
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Uncommon): - Vascular ... (TIA): • Lateral ... hemorrhage - Non-vascular ... #differential # ... diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Lower Extremity ... Conditions: • Cauda ... Commonly caused ... stopping walking (vascular ... Myotomes #diagnosis #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... constipation Differential ... Equina #syndrome #differential ... #diagnosis #causes ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Vascular disorders ... signs or symptoms ... #Causes #differential ... #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
or minutes with vascular ... causes, such as ... direction-changing on lateral ... diagnosis #findings #signs ... symptoms #comparison #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... 4) progressive muscular ... Upper extremity, lower ... conditions listed in differential ... #Sclerosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... • Symptoms and signs ... roots -> Cauda ... Non-compressive Spinal Cord Causes ... disorders #diagnosis #neurology
Causes of Dysarthria - Differential Diagnosis Algorithm
Lower Motor Neuron - Slow, Low Volume, Breathy Speech, Tongue
Causes of Dysarthria ... - Differential ... Diagnosis Algorithm Lower ... Myasthenia Gravis • Muscular ... #Dysarthria #Neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Weakness - Lower ... involvement Cauda ... syndromes #lesions #differential ... #diagnosis #neurology