title: Hypoplastic left heart with absence of the aortic valve: prenatal diagnosis using two-dimensional and pulsed Doppler echocardiography.
mesh_terms: D000328:Adult; D001021:Aortic Valve / Q000002:abnormalities*; D004452:Echocardiography / Q000379:methods*; D005260:Female; D006330:Heart Defects, Congenital / Q000175:diagnosis*; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*