Hristin Hristov

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A method of analysing heart rhythm disturbances by observing theR-R interval in the ECG is described. Pulses are divided into normal and abnormal depending on whether or not they come within the pre-determined time range. Heart rhythm disturbances are expressed by dividing an arbitrary sequence into specific groups, namely interpolated extrasystoles,(More)
Patients with synchronous bilobar colorectal liver metastases usually have an extent or distribution of the metastases that precludes curative resection. Recently radiofrequency ablation has been proved to safely control liver metastases but a combination of radiofrequency ablation with more than liver resection is rarely performed. We report two patients(More)
This article presents an analytical examination of the results of the survey conducted by the specialized cardiac hospital for active treatment Pleven, which focused on the quality of life, hospital admission and death rate of patients suffering from heart failure that have already received hospital treatment. Given the specifics of the survey, patients(More)
Bakcground: Laparoscopic cholecystectomy (LC) is generally accepted as a standard treatment of cholelythiasis. However there are trends to further minimize surgical trauma and to improve cosmetic results by performing LC through a single transumbilical incision. The aim of this study was to evaluate the learning curve and early results of transumbilical(More)
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