Dilated cardiomyopathy

Background

• Idiopathic form accounts for 25% of CHF

Diagnosis

• CHF symptoms
• CXR
  • Cardiomegaly, pulm venous htn
• ECG
  • LV hypertrophy, poor R wave progression
• Ultrasound
  • Bedside (for gross function)
  • TTE/TEE for EF

Differential Diagnosis

Cardiomyopathy

• Dilated cardiomyopathy
• Hypertrophic cardiomyopathy
• Restrictive cardiomyopathy
• Peripartum cardiomyopathy
• Takotsubo cardiomyopathy
• Arrhythmogenic right ventricular dysplasia

Treatment

• Similar to CHF exacerbation
• Ensure exacerbation not due to ischemia

See Also

• Cardiomyopathy (Main)

Source

Tintinalli