20 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... vomiting, auditory symptoms ... nystagmus • Benign ... Bone Fracture Central ... symptoms/signs,
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
and Central Vertigo ... Benign paroxysmal ... CENTRAL VERTIGO ... signs or symptoms ... #Vertigo #Causes
Differentiating Benign Paroxysmal Positional Vertigo (BPPV) From Vestibular Neuritis-Labyrinthitis
BENIGN PAROXYSMAL POSITIONAL VERTIGO
 • Age: More common
Differentiating Benign ... Neuritis-Labyrinthitis BENIGN ... ) • Epley maneuver ... Labyrinthitis #diagnosis #neurology ... #comparison
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... with vascular causes ... #findings #signs ... #symptoms #comparison ... #neurology
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis 1) Vertigo ... instability 3) Nausea ... Clinical • Benign ... Labyrinthitis #Diagnosis #Symptoms ... #Signs #Otolaryngology
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Features Between Central ... therapy - Pulmonary cause ... #Cyanosis #Central ... #Peripheral #Comparison ... #Signs #Symptoms
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
generalized or a general ... seizure caused ... Classification #Diagnosis #Neurology ... #Signs #Symptoms ... #Comparison
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
• Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... glaucoma (AACG) • Benign ... Diagnosis #Algorithm #neurology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Gitelman SIGNS ... • AMS (altered mental ... blood pressure control ... inversely related to renin ... Pathophysiology #Nephrology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... /symptoms or echo ... intravenous drug use, Central ... in up to 30% of cases ... #Endocarditis #comparison