Figure 1
From: Patent arterial duct

Echocardiography, a high parasternal long axis view demonstrating a large patent duct (PDA). Colour flow demonstrates shunting from 'left to right', from the descending aorta (DAO) to the pulmonary arteries (MPA).
From: Patent arterial duct
Echocardiography, a high parasternal long axis view demonstrating a large patent duct (PDA). Colour flow demonstrates shunting from 'left to right', from the descending aorta (DAO) to the pulmonary arteries (MPA).