48 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... symptoms, unidirectonal ... Dysfunction - Imbalance, neurologic ... symptoms/signs, ... #Neurology #Differential
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
and Central Vertigo ... (Wallenberg's syndrome ... Syndrome usually ... signs or symptoms ... #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
with vascular causes ... positional episodes caused ... No auditory symptoms ... Long symptom-free ... differential #diagnosis #neurology
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
Vomiting Serotonin Syndrome ... Insomnia, Fatigue, Vertigo ... #SideEffects #Psychiatry ... #Diagnosis #Signs ... #Symptoms
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Peripheral Causes ... often classified as ... differential #diagnosis #neurology
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Test = Central Cause ... This patient as ... symptoms, this ... for a CENTRAL cause ... Clinical #Video #Neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Central Vertigo ... with vascular causes ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology
Guillain-Barre Syndrome
An acute polyneuropathy (disorder Of the peripheral nervous System).
Symptoms are Often symmetrical and progress Over
Guillain-Barre Syndrome ... Symptoms are Often ... symmetrical and ... #Diagnosis #Neurology ... #Signs
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... has hematuria and ... hematuria (RBC casts ... #Comparison #Algorithm ... #Nephrology #Diagnosis
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... "pass out" • Symptoms ... consciousness Vertigo ... Associated with nausea ... differential #diagnosis #neurology