Abnormal arteriovenous communications. Great variability of effects with particular reference to delayed development of cardiac failure.
D000818:Animals; D001164:Arteriovenous Fistula; D004374:Ductus Arteriosus, Patent; D006344:Heart Septal Defects, Atrial; D006345:Heart Septal Defects, Ventricular; D006801:Humans