39 results
Loss of Consciousness in Syncope - Differential Diagnosis Framework

Syncopal causes:
• Orthostatic syncope
• Reflex syncope
• Cardiac arrhythmia
•
- Differential ... causes: • Orthostatic ... syncopeCardiac ... Nonsyncopal causes ... #LOC #differential
Syncope - Cerebral hypoperfusion leading to transient lsos of consciousness causing alck of postural tone with
immediate recovery Differential ... : • Cardiac ( ... cause (8-20%) ... • Unclear cause ... #differential #
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
Arrhythmias - Differential ... palpitations, dizziness, syncope ... chest discomfort Cardiac ... disease • Cardiomyopathy ... previous MI) Non-Cardiac
Syncope - Differential Diagnosis
The percentage of syncopal events secondary to arrhythmias or structural disease is generally
Syncope - Differential ... percentage of syncopal ... Volume depletion Cardiac ... #differential # ... diagnosis #causes
Patent Ductus Arteriosus (PDA) on Cardiac MRI

16 y with Syncope /differential cyanosis / clubbing - PDA
Arteriosus (PDA) on Cardiac ... MRI 16 y with Syncope ... /differential cyanosis ... Arteriosus #PDA #CardiacMRI
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... bradycardia • Sinus pauses ... • Hypertrophic cardiomyopathy ... #Differential # ... Classification #Table #Causes
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
coronary syndrome, Cardiac ... ventricular arrythmia, syncope ... Troponin Increases, Cardiac ... pericarditis • Rule out differential ... #Myocarditis #differential
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
be divided into cardiac ... frequently benign causes ... (ruling out differential ... In many cases, syncope ... depends on the cause
Biventricular Arrhythmogenic Cardiomyopathy on Cardiac MRI
Young patient 20s, with syncope. What do you think?

- Ali Hama
Arrhythmogenic Cardiomyopathy ... on Cardiac MRI ... patient 20s, with syncope ... Arrhythmogenic #Cardiomyopathy ... #CardiacMRI #clinical
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... Cardiac Arrest ... : Hypertrophic cardiomyopathy ... Arrest #cardiology #differential ... #diagnosis #causes