balloon atrial septostomy

A procedure in which the formamen ovale—which communicates between the right and left atria in the foetus and normally closes shortly after birth—is expanded by a balloon to allow free mixing of blood. The procedure is performed in infants with (dextro-) transposition of the great arteries, a cyanotic congenital heart disease; it has also been used for pulmonary hypertension.

balloon atrial septostomy

The surgical enlargement of an opening between the cardiac atria for palliative relief of congestive heart failure in newborns with certain heart defects. A deflated balloon is inserted into a vein, passed through the foramen ovale, and then inflated and pulled vigorously through the atrial septum to enlarge the opening and improve oxygenation of the blood. Synonym: Rashkind procedureSee also: septostomy

单词	balloon atrial septostomy
释义	DictionarySeeseptostomy balloon atrial septostomy balloon atrial septostomy A procedure in which the formamen ovale—which communicates between the right and left atria in the foetus and normally closes shortly after birth—is expanded by a balloon to allow free mixing of blood. The procedure is performed in infants with (dextro-) transposition of the great arteries, a cyanotic congenital heart disease; it has also been used for pulmonary hypertension. balloon atrial septostomy The surgical enlargement of an opening between the cardiac atria for palliative relief of congestive heart failure in newborns with certain heart defects. A deflated balloon is inserted into a vein, passed through the foramen ovale, and then inflated and pulled vigorously through the atrial septum to enlarge the opening and improve oxygenation of the blood. Synonym: Rashkind procedureSee also: septostomy AcronymsSeeBAS
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