Ultrasound and genetic detection of fetal hypertrophic cardiomyopathy in second trimester of pregnancy.

Cardiomyopathies (CMs) are myocardial disorders that lead to compromised cardiac function of variable severity. These diseases are very rare in human fetuses. Many CMs are idiopathic and only 33%–43% have identifiable genetic, familial, infectious or metabolic causes.[1 2][1] About 76% of the