1. by Manuel Galler

2. General:  is a useful technic, to supplement routine methods of perioperative electrocardiographic- monitoring General:  is a useful technic, to supplement routine methods of perioperative electrocardiographic- monitoring

3.  inventor: Dr. Norman J. Holter  also called Holter-EKG  in Washington DC  between 1984 and 1991

4.  monitoring over a longer period of usually 24 hours  to analyze the T-wave loop automatically  significance of arrhythmias occurring after coronary artery bypass graft

5.  patients with asymptomatic unsustained ventricular tachycardia, coronary artery disease, and left ventricular dysfunction

6.  two continuously to six glued to the chest electrodes  transferred to a cassette recorder or memory that is worn around the neck

7.  confers long-term independent prognostic information  selecting high-risk patients for intervention

8.  http://www.ncbi.nlm.nih.gov/pubmed/19899 718 http://www.ncbi.nlm.nih.gov/pubmed/19899 718  http://circ.ahajournals.org/content/105/9/10 66.short http://circ.ahajournals.org/content/105/9/10 66.short  http://www.sciencedirect.com/science/article /pii/0002870379903909 http://www.sciencedirect.com/science/article /pii/0002870379903909 Thanks for your attention!