atrioseptostomy

atrioseptostomy
SYN: atrial septostomy. [atrio- + L. septum, partition, + G. stoma, mouth]
- balloon a. tearing or enlarging the foramen ovale by pulling a balloon-bearing catheter across the atrial septum for the purpose of augmenting interatrial mixing of blood in the treatment of cyanotic congenital heart disease.

Medical dictionary. 2011.

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Look at other dictionaries:

  • septostomy — Surgical creation of a septal defect. [septo + G. stoma, mouth] atrial s. establishment of a communication between the two atria of the heart. SYN: atrioseptostomy. balloon s. s. performed by cardiac …   Medical dictionary

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