Which tests need to be fasted, what is fasting for physical examinations, and what is fasting? Are y

Items that require a fasting medical checkup:

1. Blood lipids: blood lipid levels are closely related to eating, and they are significantly higher after meals than before meals, so fasting blood must be checked.

2. Liver function: alanine aminotransferase (ALT), aspartate aminotransferase (AST), etc., which reflect liver metabolism, and total protein (TPO), albumin (ALB) and globulin (GLO), which reflect protein metabolism, are greatly affected by diet and need to be fasted (only two halves of hepatitis B can be tested to drink water and eat).

3. Kidney function (containing uric acid): Urea nitrogen (BUN), creatinine (CR) and uric acid (UA) are greatly affected by diet and exercise, and fasting is required.

4. Blood biochemistry: including potassium (K), sodium (Na), chloride (C1), calcium (Ca), magnesium (mg) and phosphorus (P), etc., eating will affect the results, and fasting is required.

5. Blood rheology determination: the formed components in blood cells need to be measured, and fasting blood needs to be drawn and anticoagulated in a quiet state.

In addition, abdominal ultrasonography (liver, gallbladder, spleen, pancreas, etc.) should be done on an empty stomach to prevent interference with intestinal contents and gases. After eating, the gallbladder shrinks and the intestinal tract produces gas, which will seriously affect the test results.

A standard fasting requires fasting for 8 hours to 12 hours. The following items are required for fasting examination, and usually all biochemical items are included in the blood test, especially for liver function. For example, endocrine laboratory tests need to be done on an empty stomach, such as blood glucose tests and thyroid function tests, as well as endocrine gonadal series tests, all of which require fasting blood collection.

In addition, fasting tests include hepatitis B markers and hepatitis C antibodies, or rheumatism tests, which also require fasting blood testing. Finally, fasting examination items include abdominal color ultrasound, such as multi-dimensional ultrasound of the liver, pancreas, gallbladder, spleen and other digestive systems, all of which need to be examined on an empty stomach. Coronary angiography of the heart and MRI of the coronary arteries require an injection of contrast agent, preferably on an empty stomach.

The so-called fasting test means that you should not eat breakfast and drink water on the morning of the test, because eating and drinking will affect the standard value of the test on the day and affect the test result.

Fasting examination is to go to the hospital after getting up in the morning without drinking water or eating any food, such as: liver function biochemical examination, hepatobiliary B ultrasound examination, etc., all need fasting examination, which can improve the accuracy.

A fasting test is a fasting test that refers to a condition in which you do not drink or eat on the morning of the medical examination.

Some medical examinations require fasting, that is, skipping meals and drinking water, for about 6 to 12 hours, such as fasting blood glucose, biochemical blood tests, liver and gallbladder abdominal ultrasound, etc. This is the only way to ensure the accuracy of the inspection data!

After 12 o'clock on the eve of the examination, I did not drink water, did not eat, and the examination was done on an empty stomach.

Fasting means not being able to eat, don't eat breakfast in the morning, so that the test results will be accurate, if you eat, the ingredients in the food will affect the test results.

What is fasting examination, that is, when the body is examined, you should have an empty stomach in the morning and do not eat or drink in order to have an accurate examination.

Fasting is when all the food in the stomach is discharged into the duodenum, that is, the stomach is emptied, which is generally 4-5 hours after eating, that is to say, the stomach is empty after 4-5 hours after eating.

Wake up in the morning without drinking water or eating, and many routine tests need to be done on an empty stomach. This does not interfere with the test results.

Six tests of blood lipids, blood lipid levels increase significantly after eating, so it must be strictly fasted for 8-12 hours.

Liver and kidney function tests are greatly affected by diet and exercise, and fasting is required. If hepatitis B surface antigen is only checked, fasting is not required.

Blood rheology, the formed components of blood cells need to be measured, and blood can be drawn on a quiet fasting stomach to be accurate.

Hepatobiliary, pancreatic, spleen and kidney ultrasound also need to be fasting, and the gallbladder contracts after eating, and the intestinal gas production will affect the examination results. Also check fasting.

The fasting test is after 12 p.m. and includes not being able to drink water and not eating at all.

An empty stomach means not being able to eat, not having breakfast in the morning,

With the development of our human race, we are paying more and more attention to physical health, every year of physical examination is the norm, even if you don't go, as long as you are an office worker, the company has a little scale, and will organize a physical examination every year, which is the basic normal. The elderly take care of their own health, and will go to the hospital for a period of time every year, or every two years, and the physical examination has become an indispensable item in our daily life.

Naturally, not all physical examinations must be fasted, if fasting is required, the general doctor will inform in advance that it must be carried out on an empty stomach, why some physical examinations must be fasted, some do not need to be fasting, and what examinations must be fasting? Convinced that we must be confused.

First: If the blood sugar level is not the glucose tolerance of the pregnant mother, it is generally necessary to have an empty stomach.

Second: blood sugar, which must also be checked on an empty stomach.

Third: liver function and kidneys.

This is also the general blood routine examination category must be fasting examination items, naturally, and then there are other less basic must be fasting new items, we must follow the doctor's advice, 1 day before the general physical examination, the relevant staff will inform the relevant common problems to the next day of the test group.

The day before the fasting examination, there are a few things that everyone should still pay attention to.

First: Don't overeat, try to eat as light as possible.

Second: You don't have to eat very hot food, or a lot of candy.

Third: fasting blood test is necessary for at least 8 hours without eating, it is generally recommended not to eat after dinner the day before, or after 8-10 o'clock.

Fourth: You can drink a small amount of warm water on an empty stomach, and if you feel thirsty, you can drink water.

Fifth: Before the fasting examination, it is not recommended to do vigorous fitness exercises.

First, if you have some chronic diseases and high blood pressure that must take medicine, you should take medicine according to the doctor's instructions.

Second: If you have a fever or cold, or have inflammation and need to take anti-inflammatory painkillers, gastrointestinal medicines, stomach pain medicines, etc., it is recommended not to take such drugs before the examination.

We can compare ourselves, is the fasting of the previous fasting examination done correctly? If not, we can carry out changes next time, we check whether it is necessary to fasting according to the allocation of management personnel, and the items to be checked do not involve some new fasting items in the blood routine examination, and everyone does not need to be fasting.

Physical and mental health is very important, but we also need to obtain an accurate data information to examine the human body, and we must follow the instructions of medical personnel to complete the actual operation to ensure the accuracy of the data.

Because in this way, there will be a very good test result, and it is very standard and very accurate. Can't eat cake, can't eat. And kidney function can be checked.

Get it right. This is because the result is very accurate and the final result is not biased in any way. You can't drink water, you can't eat, you can't drink milk.

Because some of our organs can only be seen during the fasting examination, and it will not affect a value in our body. I definitely got it right.

Hello, physical examination generally includes electrocardiogram, chest X-ray, liver function, hepatobiliary ultrasound and so on. Some special industries will also have other specific parts of the examination.

Guidance: It is recommended that you fast, because liver function and hepatobiliary ultrasound are both items that need to be checked on an empty stomach. So you don't eat anything and don't drink water. so as not to affect the accuracy of the results.

Fasting examination items: abdominal ultrasound, abdominal ultrasound examination of liver, gall bladder, pancreas, spleen, kidneys, etc.

There are also gastroscopies, colonoscopies, and it is forbidden to eat at 10 o'clock the night before the examination. There is also a venous blood draw, including checking the blood routine and blood sugar, and breakfast should not be eaten on the day of the examination.