Limited exercise testing with saturation monitoring

2012 ◽  
pp. 139-140
Keyword(s):  
Exercise Testing

Exercise Testing and Interpretation

2001 ◽  
Author(s):  
Christopher B. Cooper ◽  
Thomas W. Storer
Keyword(s):  
Exercise Testing

Off-Pump Supraarterial Decompression Myotomy for Myocardial Bridging

2005 ◽  
Vol 8 (1) ◽  
pp. 49 ◽  
Author(s):  
Mersa M. Baryalei ◽  
Theodorus Tirilomis ◽  
Wolfgang Buhre ◽  
Stephan Kazmaier ◽  
Friedrich A. Schoendube ◽  
...  
Keyword(s):  
Myocardial Infarction ◽  
Exercise Testing ◽  
Clinical Symptoms ◽  
Therapeutic Option ◽  
Median Sternotomy ◽  
Myocardial Bridging ◽  
Off Pump ◽  
Hemodynamic Compromise ◽  
Artery Disease ◽  
The Right

Background: Myocardial bridging of the left anterior descending (LAD) artery may result in clinical symptoms. Surgery with cardiopulmonary bypass (CPB) is a therapeutic option with considerable risk. We hypothesized that off-pump supraarterial myotomy could be an effective treatment modality. Methods: Between October 1998 and May 2000, 13 patients were referred for surgery. All were symptomatic despite medical therapy. Anteroseptal ischemia had been proven by thallium scintigraphy in all 13 patients, exercise testing was positive in 11. All patients were operated on with an off-pump approach after median sternotomy. Results: Mean patient age was 61 8 years (range, 43-71 years). Coronary artery disease mandating additional bypasses was present in 3 patients. The bypasses were done off pump in 2 patients. Conversion to on-pump surgery was necessary in 3 of 13 patients (23%) because of hemodynamic compromise (1 patient), opening of the right ventricle (1 patient), and injury to the LAD (1 patient). Supraarterial myotomy was performed in all patients. One patient who underwent surgery with CPB developed postoperative anteroseptal myocardial infarction. Postoperative exercise testing was performed in all patients and did not reveal any persistent ischemia. Mortality was 0%. All patients were free from symptoms and had not undergone repeat interventions after an average of 51 7 months of follow-up. Conclusions: Off-pump supraarterial myotomy effectively relieves coronary obstruction but has a certain periprocedural risk as evidenced by 1 myocardial infarction, 1 right ventricular injury, and 1 LAD injury. Long-term freedom from symptoms and from reintervention favor further investigation of this surgical therapy.

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