Causes of Syncope NEUROLOGICAL - CVA/Stroke - Cancer - Carotid Stenosis - Parkinson’s Disease - Psychosis - Seizure - TIA/Mini Stroke - Tumour CARDIAC - Aortic Stenosis - Arrhythmia - Myocardial Infarction - Obstructive Cardiomyopathy - Pacemaker Malfunction - Pericardial Tamponade RESPIRATORY - Pulmonary Embolism - Tension Pneumothorax VESSELS - Ammonia - Anemia - Aortic Disection - Electrolytes - Hypovolemia - Orthostatic Hypotension - Ruptured AAA - Toxins - Vasodilation VASOVAGAL - Bezold-Jarisch Reflex - Carotid Sinus Pressure - Cough - Defecation - Lifting Weights - Post-exercise - Postprandial Glucose Dip - Pregnancy - Prolonged Standing - Sneeze - Trumpet Playing - Urination #Syncope #Causes #Differential #Diagnosis