13 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... Glomus Tumors - Vascular ... #Neurology #Differential
SNOOP mnemonic may catch potentially life-threatening headaches
Systemic signs and disorders
Neurologic symptoms
Onset new or changed & patient
SNOOP mnemonic may ... headaches Systemic signs ... and disorders ... #headaches #Differential ... redflag #dangerous #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... often classified as ... Uncommon): - Vascular ... Central #Causes #differential ... #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... or minutes with vascular ... position change • Neurologic ... #Algorithm #differential ... #diagnosis #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Vascular disorders ... with significant neurologic ... signs or symptoms ... #Causes #differential ... #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Central Vertigo ... PERIPHERAL VERTIGO ... or minutes with vascular ... diagnosis #findings #signs ... symptoms #comparison #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... Systemic symptoms and ... signs (e.g., fever ... Diagnosis #Algorithm #neurology ... #PHANTOMS #mnemonic
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Lack of UMN/LMN signs ... myopathies, the muscular ... #Weakness #Differential ... #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
 •
dysfunction SPINE Mnemonic ... constipation Differential ... lumbar stenosis • Vascular ... Equina #syndrome #differential ... diagnosis #causes #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
LMN signs in the ... 4) progressive muscular ... EMG: LMN Signs in ... conditions listed in differential ... Lateral #Sclerosis #neurology