[Cardiac function diagnosis in the hemodialysis practice using so-called Rentsch tension index]

The so-called tension index PI after Rentsch allows a frequently repeatable control of the degree of sufficiency of the heart with slight annoyance of the patient and moderate expenditure of time. In dialysis patients in whom the heart stress and the conditions of the interior milieu frequency acutely change with the help of the PI valuable hints for the treatment could be received.