ligamentum arteriosum


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lig·a·men·tum ar·te·ri·o·'sum

[TA]
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
References in periodicals archive ?
Aortic coarctation is defined as a narrowed aortic segment, most commonly located near the ligamentum arteriosum adjacent to the left sub-clavian artery1.
A complete ring is only formed if a left ligamentum arteriosum is present, which may cause respiratory symptoms.
Coarctation of the aorta (CoA) is a narrowing of the aorta located frequently near the ligamentum arteriosum, a remnant of fetal circulation between the aorta and the pulmonary trunk distal to the left origin of the subclavian artery.
3: Pr), then the continuated branch of the ansa subclavia penetrated the pericardium and gave two branches after its origin by 4.3 [+ or -] 0.22 cm; one branch for the ligamentum arteriosum and the other branch is the ventral cardiac branch.
B has a right-sided aortic arch with an aberrant left subclavian artery at T4 that, with the ligamentum arteriosum and left pulmonary artery, form a vascular ring impinging around the esophagus.
Another common site is the descending thoracic aorta just below the ligamentum arteriosum.1,5
Twelve patients with RALL underwent division of the ligamentum arteriosum through left posterolateral thoracotomy or median sternotomy.
The descending thoracic aorta extends from the ligamentum arteriosum to the level of the diaphragmatic hiatus.
Congenital absence of the pericardium and its relationship to the ligamentum arteriosum. Surg Radiol Anat 1989; 11:171-4.
The ductus arteriosus, which becomes the nonfunctional vestige known as the ligamentum arteriosum, closes a few weeks after birth as does the ductus arteriosus.

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