Myocardium

Dilated Cardiomyopathy

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Dilated Cardiomyopathy

  • See Also
  1. Systolic Dysfunction
  2. Congestive Heart Failure
  3. Cardiomyopathy
  • Definition
  1. Ventricular enlargement AND
  2. Normal left ventricular wall thickness AND
  3. Systolic Dysfunction
  • Epidemiology
  1. Prevalence: 1 in 2500
    1. Leading cause of Heart Transplantation in the United States
  2. Onset age 40-59 years old
  • Pathophysiology
  1. Familial (Autosomal Dominant) in 25-35% of cases
  • Causes
  1. See Secondary Cardiomyopathy
  • Findings
  1. See Congestive Heart Failure
  • Diagnostics
  1. Echocardiogram
    1. First-line study in suspected Cardiomyopathy
  2. Electrocardiogram (EKG)
    1. Septal Q Waves
    2. Bundle Branch Block
    3. Tachyarrhythmia
  • Management
  1. See Systolic Dysfunction
  • Complications
  1. Arrhythmias
  2. Thromboembolic events
  • References
  1. Brieler (2017) Am Fam Physician 96(10):640-6 [PubMed]