Isolated left ventricular noncompaction in a patient presenting with a subacute myocardial infarction

Area of Science:

• Cardiology
• Cardiovascular Medicine
• Clinical Case Reports

Background:

• Isolated left ventricular noncompaction (ILVNC) is a rare cardiomyopathy.
• Diagnosis and management strategies for ILVNC are not well-established.
• ILVNC can present with various cardiac complications.

Purpose of the Study:

• To describe a clinical case of isolated left ventricular noncompaction.
• To discuss the diagnostic and management challenges associated with ILVNC.
• To explore the relationship between ILVNC, myocardial infarction, and ventricular arrhythmias.

Main Methods:

• Case report of a patient diagnosed with ILVNC.
• Electrophysiological examination to assess ventricular arrhythmias.
• Coronary artery bypass grafting was performed.

Main Results:

• The patient was diagnosed with ILVNC after presenting with subacute myocardial infarction.
• Nonsustained ventricular tachycardias were inducible and deteriorated into ventricular fibrillation.
• An implantable defibrillator was implanted due to the ventricular arrhythmias.

Conclusions:

• The management of ILVNC requires careful consideration, especially in the context of myocardial infarction.
• The etiology of ventricular arrhythmias in this patient (ILVNC vs. myocardial infarction) remains uncertain.
• Further research is needed to establish optimal management guidelines for ILVNC.