ligamentum arteriosum(redirected from Botallo ligament)
fibrous remnant of the ductus arteriosus extending between the aortic arch and the pulmonary trunk.
Botallo,Leonardo, Italian physician in Paris, 1530-1600.
Botallo duct - a fetal vessel connecting the left pulmonary artery with the descending aorta. Synonym(s): ductus arteriosus
Botallo foramen - the orifice of communication between the two atria of the fetal heart.
Botallo ligament - the remains of the ductus arteriosus. Synonym(s): ligamentum arteriosum