balloonseptostomy

balloonseptostomy definition - medical

bal·loon·sep·tos·to·my (bə-lo͞onˌsĕp-tŏsˈtə-mē)

noun
The surgical creation of an artificial interatrial septal defect by cardiac catheterization during which an inflated balloon is pulled across the interatrial septum through the oval foramen.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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