When the patient must control diet uremia water and salt intake: salt is mainly restricted sodium, sodium ion in the blood is the main ion to maintain plasma osmotic pressure, sodium, water from the surrounding vessels in the move to high osmotic pressure vessels, blood vessels caused by excessive water, increasing the heart the burden of hypertension, heart failure.
In edema, oliguria, high blood pressure and inadequate ultrafiltration of dialysis, the intake of sodium and water is strictly limited. No more than 3 grams of salt per day.
The water here includes food, fruit, drinks, etc. all infusion entered the body fluid intake, intake of water and salt is accompanied, if salt is ideal, and then control the water, generally do not feel thirsty too unbearable. Control every two times of interdialysis weight gain does not exceed 5% (about 2.5 kg); on the contrary, if the patient has dizziness, sweating at home at this time measuring low blood pressure can be an appropriate drink.