There is less clinical data and it is difficult to recommend. Is there a chest pain, what is the reason? The history of medication is important for diagnosis, and if possible, be as clear as possible. Cardiac ultrasound is needed to assess heart condition. Is there a history of oliguria during the course of the disease? What is the result of double kidney B ultrasound, size, echo? It is heart failure first, after kidney failure, but why is heart failure? do not know. Is there an infection? Arterial blood gas analysis can also be done. Kidney failure also needs a reason. Are there any drugs that use nephrotoxicity? For example, aminoglycosides, gentamicin is often used in some places. If there is too much fluid replacement in a short period of time, heart failure may occur first, and the elderly have poor buffering capacity, which is prone to organ failure. The blood is high, or you should look for infection. Heart failure, kidney failure, must be dealt with, otherwise it can not be corrected, heart and kidney. Is there any dialysis testimony? High potassium? Less urine? Can continue diuretic, or a small amount of albumin
If you need to get through the blood, you can only dialysis. Is the cause of heart failure clear? It is not known from the current state of the disease whether kidney failure occurs after heart failure.
If it is, it is advisable to actively carry out blood purification treatment, which is beneficial to the treatment of heart failure and renal failure. If it is unconditional, it can correct heart failure first, the application of digitalis drugs, diuretics can increase the dose and control blood pressure. If the amount of urine still does not increase, blood purification treatment must be performed.