Urea is a substance produced by the liver as a result of the metabolism of food proteins, which could be quantified in the blood and is a problem requested by the doctor to know if the kidneys and liver are functioning properly, because once the proteins are met, production is filtered through the kidneys and eliminated by urine.
However, when there are problems with the liver or kidneys, when there is a high-protein diet, the amount of blood circulating in the blood increases and in large doses can cause blood toxicity. causing a condition called uremic or uremic syndrome. Talk about the main symptoms of uremia.
- In general.
- The urea test is required with other tests.
- Mainly creatinine.
- Because the doctor can thus evaluate in more detail if the kidneys are working properly and filter the blood products.
The values of the urea test may vary from laboratory to laboratory or by the technique used to quantify it, however the reference values that are normally considered:
This test does not require fasting or pre-preparation
In some situations, urea may decrease in the body, the causes are:
Increased levels of urea in the blood may indicate that a large amount of urea is metabolized by the liver and that the kidneys are not working properly and that the filtering process of accumulated toxins in the blood is altered. :
Therefore, it is important to identify the patient and initiate appropriate treatment, which will depend on the cause.
The general’s degradation of the amount of blood in the blood is not to be feared, it could occur due to lack of protein in the diet, malnutrition, shame, low intestinal absorption or inability of the liver to metabolize proteins, as this could occur. Liver failure.
Your doctor requests a urea test to evaluate kidney function and monitor your response to treatment and the course of kidney disease. The test may also be requested when the person has symptoms of uremia or kidney problems such as excessive fatigue, increased blood pressure, urinating with blood from the leg, for example. Learn more about normal 24-hour test values.