left ventricular noncompaction

An intrinsic cardiomyopathy characterized by distinctive (spongy) morphological appearance of the LV myocardium.

Signs and symptoms

• First degree atrioventricular block
• Noncompaction cardiomyopathy
• Chest tightness
• Palpitations
• Ventricular septal defect
• Atrial fibrillation
• Left ventricular noncompaction cardiomyopathy
• Congestive heart failure
• Left ventricular hypertrophy
• Ventricular arrhythmia

Also known as: left ventricular hypertrabeculation