The Tetralogy of Fallot is the most common cyanotic congenital heart disease which is able to affect the cardiac health of the persons in the minimum possible time. The data is known for evaluating the implantable cardioverter-defibrillator especially for the patients who are already suffering from these diseases. A nationwide french registry was able to assess the data of 7525 patients to understand the primary time to the event endpoint which was used by the process of ICD implantation. In addition, the secondary outcomes included ICD-related complications and heart transplantations. There have been 175 patients which have been studied so far in the mean age of 42.2 years. This basically includes 70 percent of the email and hence, at the same time an attempt is made to provide for those patients who are already trying their level best to make their both ends meet. This basically includes 78 percent of the population. This percentage of the population plays a pivotal role in understanding that the concept of ICD diseases and the therapies which are used to cure the same. The ratio of the transplantation includes that the value of the curve is around 95 percent. The patients with tetralogy of Fallot and an ICD experience high rates of appropriate therapies.

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