:1 scale model of a pulmonary artery with aneurysm.
The model shows the aneurysm of a pulmonary artery with congenital malformations.
The anatomy of the artery is completely distorted and it is not possible to recognize the normal anatomical structures (pulmonary trunk, right and left pulmonary arteries, segmental pulmonary arteries). The orifice of the pulmonary valve is stenotic.