Bradycardiatachycardia syndrome

1
Bradycardia-tachycardia syndrome

• Presented by Ri ???
• 92.8.25

2
Sick sinus syndrome

• Multiple manifestations on EKG
• Sinus bradycardia
• Sinus arrest
• Sinoatrial block
• Bradycardia tachycardia syndrom

3
Bradycardia-tachycardia syndrome

• Alternating patterns of bradycardia and
  tachycardia
• Often there is a long pause (asystole) between
  heartbeats, especially after an episode of
  tachycardia
• Tachycardia PSVT, atrial fibrillation, atrial
  flutter

4
causes

• Most cases are idiopathic
• Intrinsic causes
• Extrinsic causes
• Cardiac surgery, especially to the atria, is a
  common cause of sick sinus syndrome in children.

5
Clinical manifestations

• Many people with sick sinus syndrome have no
  symptoms
• Symptoms are related to the decresed cardiac
  output that occurs with the bradyarrythmias or
  tachyarrythmias
• Fainting , Fatigue , Shortness of breath, or
  dyspnea, Chest pains , Confusion , Palpitations
• Bradycardia-tachycardia syndrome peripheral
  thromboembolism and stroke

6
Treatment

• If the disorder is asymptomatic (without
  symptoms), no treatment is necessary
• Bradycardia-tachycardia syndrome
• Associated tachycardia may be treated with
  medications after the person is protected from
  symptomatic bradycardia by a pacemaker.
• Warfarin has been shown to decrease the number of
  strokes and embolic events