scholarly journals 2014 Left ventricular ejection function and viability assessed by CMR in patients undergoing anterograde versus retrograde percutaneous coronary interventions for chronic total occlusion: a Ppe and post procedure study

Author(s):  
Didier Locca ◽  
Chiara Bucciarelli-Ducci ◽  
Giuseppe Ferrante ◽  
Peter Barlis ◽  
Peter Drivas ◽  
...  
2019 ◽  
Vol 40 (Supplement_1) ◽  
Author(s):  
H Tanaka ◽  
T Tada ◽  
Y Fuku ◽  
T Goto ◽  
K Kadota

Abstract Background Successful recanalisation of percutaneous coronary intervention for chronic total occlusion lesions has been associated with improved survival. Purpose This study aimed to assess the impact of successful percutaneous coronary intervention for chronic total occlusion lesions on the long-term outcome of patients with impaired and preserved left ventricular ejection fraction (LVEF). Methods The study sample consisted of 842 consecutive patients (928 chronic total occlusion lesions) undergoing percutaneous coronary intervention at our institution between October 2005 and December 2009. We divided them into 3 groups by the degree of LVEF: less than 40% (severely reduced LVEF, n=140), 40% to 59% (moderately reduced LVEF, n=470), and 60% and above (normal LVEF, n=232). We evaluated mortality during the 10-year follow-up period the basis of procedural success and failure. Results The overall procedural success rate was 89.1%. Median follow-up duration was 7.9 years. The 10-year cumulative incidences of cardiac death in each degree of LVEF are shown in the Figure. Conclusions Successful recanalisation for chronic total occlusion lesions in patients with impaired LVEF may be associated with reduced cardiac mortality.


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