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Title: Right atrial tunnel to the left atrial appendage: a danger during balloon septostomy. Author: Waldman JD, McFeeley P, Bornikova L. Journal: Pediatr Cardiol; 2001; 22(5):397-9. PubMed ID: 11526414. Abstract: Right atrial tunnel to the left atrial appendage is a very rare anomaly not previously described. Per se, it has no physiological significance but is a source of potential disaster during balloon atrial septostomy. The precise anatomy is demonstrated and ways are proposed to avoid tearing the atrial wall during therapeutic cardiac catheterization.[Abstract] [Full Text] [Related] [New Search]