Right atrial flutter isthmus revisited: Normal anatomy favors nonuniform anisotropic conduction

Journal of Cardiovascular Electrophysiology

Volumn 11, Issue 1, 2000, Pages 90-94

  Waki, Kenji ^a   Saito, Tsukasa ^a   Becker, Anton E ^a  

^a UNIVERSITY OF AMSTERDAM   (Netherlands)

Author keywords

Anisotropic conduction; Atrial flutter; Pectinate muscles; Posterior isthmus; Right atrial anatomy; Terminal crest

Indexed keywords

ADOLESCENT; ADULT; AGED; ANATOMY; ANISOTROPY; ARTICLE; AUTOPSY; FEMALE; HEART ATRIUM CONDUCTION; HEART ATRIUM FLUTTER; HEART RIGHT ATRIUM; HUMAN; HUMAN EXPERIMENT; HUMAN TISSUE; MALE; NORMAL HUMAN; PRIORITY JOURNAL;

EID: 0033967233     PISSN: 10453873     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1540-8167.2000.tb00742.x     Document Type: Article

References (11)

1. 1. Olshansky B, Okumura K, Hess PG, et al: Demonstration of an area of slow conduction in human atrial flutter. J Am Coll Cardiol 1990;16:1639-1648.
2. 2. Feld GK, Fleck RP, Chen P-S, et al: Radiofrequency catheter ablation for the treatment of human type I atrial flutter. Identification of a critical zone in the reentrant circuit by endocardial mapping techniques. Circulation 1992;86:1233-1240.
3. 3. Cosio FG, Lopez-Gil M, Goicolea A, et al: Radiofrequency ablation of the inferior vena cava-tricuspid isthmus in common atrial flutter. Am J Cardiol 1993;71:705-709.
4. 4. Cabrera JA, Sanchez-Quintana D, Ho SY, et al: The architecture of the atrial musculature between the orifice of the inferior caval vein and the tricuspid valve: The anatomy of the isthmus. J Cardiovasc Electrophysiol 1998;9:1186-1195.
5. 5. Kinder C, Kall J, Kopp D, et al: Conduction properties of the inferior vena cava tricuspid annular isthmus in patients with typical atrial flutter. J Cardiovasc Electrophysiol 1997;8:727-737.
6. 6. Tai C-T, Chen S-A, Chiang C-E, et al: Characterization of low right atrial isthmus as the slow conduction zone and pharmacological target in typical atrial flutter. Circulation 1997;96: 2601-2611.
7. 7. Olgin JE, Kalman JM, Saxon LA, et al: Mechanism of initiation of atrial flutter in humans: Site of unidirectional block and direction of rotation. J Am Coll Cardiol 1997;29:376-384.
8. 8. Feld GK, Mollerus M, Birgersdotter-Green U, et al. Conduction velocity in the tricuspid valve inferior vena cava isthmus is slower in patients with type 1 atriai flutter compared to those without a history of atrial flutter. J Cardiovasc Electrophysiol 1997;8:1338-1348.
9. 9. Spach MS, Miller WT III, Dolber PC, et al: The functional role of structural complexities in the propagation of depolarization in the atrium of the dog. Cardiac conduction disturbances due to discontinuities of effective axial resistivity. Circ Res 1982;50:175-191.
10. 10. Spach MS, Josephson ME: Initiating reentry: The role of nonuniform anisotropy in small circuits. J Cardiovasc Electrophysiol 1994;5:182-209.
11. 11. Spach MS, Dolber PC: Relating extracellular potentials and their derivatives in anisotropic propagation at a microscopic level in human cardiac muscle. Evidence for electrical uncoupling of side-to-side fiber connections with increasing age. Circ Res 1986;58: 356-371.