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Loss of Consciousness in Syncope - Differential Diagnosis Framework

Syncopal causes:
• Orthostatic syncope
• Reflex syncope
• Cardiac arrhythmia
•
Loss of Consciousness ... causes: • Orthostatic ... syncope • Reflex ... Nonsyncopal causes ... pseudosyncope #Loss #Consciousness
Syncope - Cerebral hypoperfusion leading to transient lsos of consciousness causing alck of postural tone with
Syncope - Cerebral ... transient lsos of consciousness ... cause (8-20%) ... • Unclear cause ... (17-37%) Non-Syncope
Causes of Syncope and Transient Loss of Consciousness

#Syncope #Differential #LOC #Causes #Diagnosis
Causes of Syncope ... Transient Loss of Consciousness ... #Syncope #Differential ... #LOC #Causes #Diagnosis
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
transient loss of consciousness ... frequently benign causes ... determining if loss of consciousness ... life-threatening causes ... In many cases, syncope
Differential Diagnosis of Syncope
First, is it syncope? History is very important for distinguishing syncope from other
First, is it syncope ... distinguishing syncope ... from other causes ... Common causes of ... #Causes #Differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Vasovagal syncope ... - Situational syncope ... bradycardia • Sinus pauses ... Classification #Table ... #Causes
Syncope - Findings, Signs and Symptoms by Classification
 - Reflex Syncope 
 - Cardiogenic Syncope
Syncope - Findings ... - Cardiogenic Syncope ... - Orthostatic Syncope ... DrEricStrong #Syncope ... Classification #Table
Syncope - Differential Diagnosis
The percentage of syncopal events secondary to arrhythmias or structural disease is generally
Syncope - Differential ... percentage of syncopal ... Others Non-syncopal ... Unknown - 2% #syncope ... differential #diagnosis #causes
Causes of Syncope #Diagnosis #EM #IM #Neuro #Syncope #Differential #Algorithm #Ddxof
Causes of Syncope ... EM #IM #Neuro #Syncope
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... Framework Reflex Syncope ... Atrophy Cardiogenic Syncope ... bradycardia, Sinus pauses ... Cerebrovascular Syncope