Syncope (DDx): Difference between revisions

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==Life Threatening Causes==
Cardiac
#Cardiovascular syncope
#Structural
#Dysrhythmia
##Valvular heart disease
#V-tach
###AS
#Long QT
###Tricuspid stenosis  
#Brugada
###Mitral stenosis  
#Bradycardia (heart block)
###Cardiomyopathy  
#Sinus pause
##Pulmonary hypertension  
#Ischemia
##Myxoma
#ACS
##Pericardial disease
#Structural Abnormalities
##Aortic dissection
#Valvular disease (AS, MS)
##PE
#Cardiomyopathy
##Ischemia/infarction  
#Tamponade
#Dysrhythmias
#Aortic dissection
##Bradydysrhythmias
#Hemorrhage
##Stokes-Adams attack
#Trauma with significant blood loss
##Sinus node disease
#GI bleed
##High degree AV block
#Tissue rupture (ectopic, spleen, aortic aneurysm)
##Pacemaker malfunction
#Pulmonary Embolism
##Tachydysrhythmias
#Subarachnoid hemorrhage
##V-tach
 
##Torsades
==Common Causes==
##SVT
#Neurocardiogenic syncope (vasovagal)
##A fib/flutter
#Micturion, defecation, cough, swallowing, situational
Neural/Reflex-Mediated
#Carotid sinus hypersensitivity
#Vasovagal
#Orthostatic hypotension
#Situational
#Medication-related
##Cough
#Vasoactive Medications
##Micturition
#Alpha/beta blockers, CCB, nitrates, antihypertensives, diuretics, ED meds
##Defecation
#Medications affecting conduction
##Swallow
#Antiarrhythmics, CCB, BB, digoxin
##Neuralgia
#Medications affecting QT interval
#Carotid sinus syndrome
#Antiarrhythmics, antiemetics, antipsychotics/depressants
Neurologic
#TIA
#Subclavian steal
#Migraine
Orthostatic hypotension
Medications


==Source==
==Source==
UpToDate
Tintinalli


[[Category:Cards]]
[[Category:Cards]]

Revision as of 18:11, 15 May 2011

Cardiac

  1. Structural
    1. Valvular heart disease
      1. AS
      2. Tricuspid stenosis
      3. Mitral stenosis
      4. Cardiomyopathy
    2. Pulmonary hypertension
    3. Myxoma
    4. Pericardial disease
    5. Aortic dissection
    6. PE
    7. Ischemia/infarction
  2. Dysrhythmias
    1. Bradydysrhythmias
    2. Stokes-Adams attack
    3. Sinus node disease
    4. High degree AV block
    5. Pacemaker malfunction
    6. Tachydysrhythmias
    7. V-tach
    8. Torsades
    9. SVT
    10. A fib/flutter

Neural/Reflex-Mediated

  1. Vasovagal
  2. Situational
    1. Cough
    2. Micturition
    3. Defecation
    4. Swallow
    5. Neuralgia
  3. Carotid sinus syndrome

Neurologic

  1. TIA
  2. Subclavian steal
  3. Migraine

Orthostatic hypotension Medications

Source

Tintinalli

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