42 results
Loss of Consciousness in Syncope - Differential Diagnosis Framework

Syncopal causes:
• Orthostatic syncope
• Reflex syncope
• Cardiac arrhythmia
•
Consciousness in Syncope ... causes: • Orthostatic ... syncope • Reflex ... syncope • Cardiac ... Nonsyncopal causes
Syncope - Cerebral hypoperfusion leading to transient lsos of consciousness causing alck of postural tone with
Syncope - Cerebral ... Cardiac (5-21%) • Orthostatic ... cause (8-20%) ... • Unclear cause ... (17-37%) Non-Syncope
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
frequently benign causes ... syndrome) and orthostatic ... life-threatening causes ... examination, including orthostatic ... In many cases, syncope
Syncope - Differential Diagnosis
The percentage of syncopal events secondary to arrhythmias or structural disease is generally
Syncope - Differential ... percentage of syncopal ... - Others Orthostatic ... Others Non-syncopal ... differential #diagnosis #causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
- Vasovagal syncope ... - Situational syncope ... bradycardia • Sinus pauses ... • Massive PE Orthostatic ... Classification #Table #Causes
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... Framework Reflex Syncope ... hypersensitivity Orthostatic ... Syncope: • Volume ... bradycardia, Sinus pauses
Causes of Dizziness / Lightheadedness - Differential Diagnosis Algorithm
Lightheaded, unsteady, disoriented - Non-vertigo
Organic Disease
 • Presyncope/Vasodepressor
Causes of Dizziness ... /Vasodepressor Syncope ... Arrhythmia • Orthostatic ... Diagnosis #Algorithm #Causes
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Vasovagal • Orthostatic ... Tachy-Brady Syndrome #Syncope ... Diagnosis #Algorithm #causes
Takotsubo Cardiomyopathy - Right Ventricular Involvement 

In up to 1/4 of cases of stress cardiomyopathy (takotsubo),
In up to 1/4 of cases ... Echocardiogram #A4C ... #Clinical #POCUS
Myocarditis on Echocardiogram
It is always great to witness the tremendous reversal of severe biventricular dysfunction from
Case Resolution: ... Myocarditis #plax #psax #a4c ... clinical #cardiology #pocus