31 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Diagnosis Algorithm ... vomiting, auditory symptoms ... symptoms/signs, ... #Diagnosis #Algorithm
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... with vascular causes ... positional episodes caused ... No auditory symptoms ... Long symptom-free
Serotonin-Norepinephrine Reuptake Inhibitors(SNRIs): Mechanisms and Side Effects

Withdrawal: Dizziness, Diarrhea, Insomnia, Nausea, Vomiting
Serotonin Syndrome - Potentially Life
Insomnia, Fatigue, Vertigo ... SerotoninNorepinephrine #Inhibitors #Pathophysiology ... #SideEffects #Psychiatry ... #Diagnosis #Signs ... #Symptoms
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... signs or symptoms ... #Causes #differential ... #diagnosis #neurology
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... disoriented - Non-vertigo ... Problem • Drugs Psychiatric ... Lightheadedness #Neurology ... #Causes
Dizziness and Vertigo Algorithm
Presyncope:
 • Feels "faint" or like they are going to "pass out"
 •
Dizziness and Vertigo ... Algorithm Presyncope ... Associated with nausea ... #Algorithm #dizzy ... differential #diagnosis #neurology
TiTrATE schema to approach to Dizziness
 • Time Course: Continuous or Episodic
 • Triggers: Present or
yet imprecise symptom ... • Vestibular (vertigo ... • Nonspecific (psychiatric ... Dizziness #dizzy #algorithm ... differential #diagnosis #neurology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
: Commonly no signs ... Bone/joint pain Psychiatric ... Symptoms: Disorientation ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
Selective Serotonin Reuptake Inhibitors: Mechanisms and Side Effects
 • Serotonin Syndrome:
   - Autonomic Hyperactivity:
Dizziness - Nausea ... Serotonin #Inhibitors #Pathophysiology ... #SideEffects #Psychiatry ... #Diagnosis #Signs ... #Symptoms
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
PERIPHERAL VERTIGO ... with vascular causes ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology