Can I Drink Water Before Giving Blood To Sugar?
Almost everyone knows that laboratory tests are performed on an empty stomach. But very few people know whether you can drink water before donating blood. Usually, doctors do not focus on this important point. If the rules of drinking fluids are incorrectly observed before the analysis, the result is not quite correct. To assess the state of people’s health and identify pathology at the initial stage, it is necessary to follow certain recommendations when donating blood.
What kind of blood tests can a specialist assign?
For research, a small amount of lymph is taken and its composition is studied. To diagnose diseases, a doctor can prescribe some tests:
- Almost everyone who has ever treated a physician with complaints is given a general check of the blood composition for a preliminary diagnosis and if there are any suspicions, then additional studies are being assigned.
- The practice of biochemistry allows for the more in-depth study of the composition of blood, to understand how internal organs function, whether metabolism is disturbed. Then you can put on the basis of these indicators a temporary diagnosis.
- Analysis for sugar is given to measure the necessary percentage of glucose in the blood.
- The study on hormones establishes the bioactivities of substances produced by human glands. In this way, you can identify endocrine disorders, signs of infertility and other diseases.
It is also very appropriate to clarify the composition of the plasma. This is a great way to determine oncology long before the appearance of the primary signs of the disease.
The analysis reveals HIV, hepatitis and other infections. Due to the influence of pathology, the blood composition changes, glucose levels change, inflammatory processes are started, the balance of hormones is broken and some internal organs cannot function properly. Therefore it is very important to know whether it is possible to drink water before donating blood.
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Preparation for laboratory treatment of blood
Prior to issuing a referral for a particular analysis, the physician notifies the patient about the need to comply with the training rules and accompanies the words with the instruction in writing. If a person forgot to read it before collecting the analysis, he can read these data on the billboard of the laboratory.
Plasma fence is produced in the morning on an empty stomach because this time of day is most suitable for accurate research. On the eve of the event, it is advisable not to eat, so as not to affect the chemical formula of the blood. In this case, you need to clarify whether you can drink water before donating blood.
It happens that the plasma must be taken urgently. For example, if the patient is conscious, he is asked if he drank and took food quite recently.
It is important to understand that compliance with the requirements for blood sampling for analysis does not in any way infringe upon the rights of the patient. This is necessary for adequate results so that further diagnostics can be carried out.
Rules for collection of a blood test
For 3 days before taking lymph, it is not recommended to eat fried, fatty and spicy dishes. It is also forbidden to drink alcoholic beverages.
Half a day before the research, you can lastly enjoy an easy meal. This can be as vegetables cooked for a couple, and porridge and sour-milk products. You cannot go in for sports, physically and emotionally overexert.
Right before the test, they suggest not to take pills and any other medications. If taking medication is vital for the patient, then you need to notify the lab technician about it in advance. Sometimes some lymph samples require medication. For example, to measure the sugar curve in the hemolymph, it is prescribed before the analysis to drink a little warm tea with the addition of glucose.
Other studies do not suggest drinking tea, coffee, compote and other drinks 12 hours before the procedure. In such situations, the doctor will be able to answer with confidence – there is no question: is it possible to drink water before donating blood. A single restriction is a general analysis of plasma: drinks of this type should not be drunk in the morning before the start of the study.
Is it allowed to drink liquid before giving blood?
Scientists have proved that ordinary water without minerals impurities is able to radically change the composition of lymph. So, to answer the question – is it possible to drink water before donating blood, consider the options for various studies:
- For the general study of blood, the water composition is unlikely to affect. Some patients before the procedure, doctors recommend drinking small sips of water to eliminate nervousness. And to small children, water drinking is especially shown, after all, they cannot hide the desire of thirst. The main thing is that they are not carbonated, mineral and other beverages that can change the quantitative ratio of leukocytes in the blood.
- Long before the intake of plasma for sugar, it is better not to drink the liquid. But if thirst hurts, a few sips will not damage and glucose cannot be diluted.
- Biochemical analysis of blood does not involve drinking water. This procedure is very accurate and any interference can affect the final result. Especially it is forbidden if the purpose is to diagnose the system of excreta. The uric acid under the influence of a liquid can significantly distort its performance.
- When you pass the protein on the hormones it does not hurt to drink a few sips of clean water. Also, it is possible to do with accuracy and the finding of viral diseases.
- To denote cholesterol in the blood, you cannot drink the liquid. With prolonged thirst, it is enough to moisten the lips with water. Drink beverages at least 12 hours before the prescribed procedure. This prohibition applies to food.
Sometimes drinking a lot of water is harmful not only before the collection of tests. Hypertension, for example, a plentiful drink on an empty stomach, can provoke a hypertensive crisis, which leads to an inevitable jump in pressure.
If there are any doubts about drinking fluids, you need to ask your doctor beforehand about it. Clarify this issue in the office right before the study, it is considered impractical. After all, nothing can be changed. Also, you should worry about the contents of the menu on the eve of blood sampling.
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