The article describes the observation of a child with a very rare combination of noncompact left ventricular myocardium and coronary dilatation in type 1 neurofibromatosis (NF1). The first of these complications. undifferentiated cardiomyopathy. also known as noncompact myocardium. https://www.roneverhart.com/HP-ENVY-TE01-4147c-Desktop-Intel-Core-i7-13700-2-1-GHz-Intel-UHD-Graphics-770-32GB-DDR4-512GB-SSD-1TB-HDD-Windows-11-/