According to Wikipedia, the width of the Atlantic Ocean at its narrowest point is 2,848 kilometers (1,770 mi) between Brazil and Sierra Leone.
Patent ductus arteriosus (PDA) is a heart condition caused by the failure of the ductus arteriosus to close.The ductus arteriosus normally is a temporary blood vessel connecting the main vessel leading to the lungs (pulmonary artery) to the main vessel of the body (aorta).If the vessel remains open after birth, it is called a patent ductus arteriosus or PDA. PDA occurs in about 10 percent of newborns.f it doesnât close, the baby has the defect known as patent (open) ductus arteriosus. This defect occurs especially in premature babies who have had respiratory distress syndrome (difficult breathing) due to immature lungs. The cause of PDA is unknown.
patent ductus arteriosus: examples and translations in context. 1  Pedea should not be used prophylactically (used before there is a proof of a patent ductus arteriosus). 2  If the condition is unchanged after the second course of therapy, surgery of the patent ductus arteriosus may then be necessary. Si l'Ã©tat persiste aprÃ¨s le second traitement, une intervention chirurgicale sur le canal artÃ©riel persistant peut Ãªtre nÃ©cessaire. This invention is a device and method for treating a patent ductus arteriosus in a human. Cette invention se rapporte Ã  un dispositif et Ã  un procÃ©dÃ© permettant le traitement de la persistance du canal artÃ©riel chez un humain.