This Reason Must Fasting Before Health Test
Fasting is more commonly known as a part of worship. However, there are also fasts that need to be done before following some types of health tests . Let's find out the reason behind the fast.
If you are asked to fast before a medical test, that means you should not eat anything including smoking, or eating candy. Part of the test procedure, allowing you to drink mineral water. However, it is not allowed to drink coffee, tea or soft drinks like soda.
Why Hello Need a Fasting?
Fasting is needed to help make the test results accurate. If you do not fast, the test results may be inaccurate because proteins, vitamins, fats, carbohydrates, and minerals in foods and drinks can make the test less obvious.
For example, before your blood sugar test eat or drink, then the test results can show higher results and do not describe the actual levels.
Previous Fasting Health Test
For those of you who will perform a medical test, check first whether the medical test requires a previous fast.
- Blood test
Not all blood tests need to fast beforehand. Blood tests that make you need to fast 8-16 hours, among others, play a role to check: blood sugar levels, triglycerides, liver function, cholesterol, lipoprotein, high-density lipoprotein (HDL) and low- density lipoprotein (LDL).
In blood glucose tests, it is generally required to fast 8-10 hours before the test. As for the tests of iron and cholesterol in the blood, you need to fast about 12 hours before the test. In addition, there are also blood tests that require to avoid certain types of foods or drugs.
- Gastroscopy
You need to fast 6 hours before doing gastroscopy. In addition to allowing doctors to see the contents of the stomach, fasting is also useful to reduce the risk of vomiting and choking because the contents of the stomach into the respiratory tract.
- Kolonoscopy
The day before the colonoscopy, you can only drink water and need to eat fibrous foods 2-3 days before. Hours before you need to fast and take laxatives to empty the intestines.
- Anesthesia
Also if you are going to have an anesthesia that requires anesthesia (general or total anesthesia), you need to fast a few hours before.
If you forget or unintentionally eat, you need to contact your doctor or laboratory to ensure that tests can still be done.
Special Attention For Children and Pregnant Women
Not only adults, children who will perform tests also need fasting. It's just that children should be accompanied and need to divert attention if already hungry.
In addition, pregnant women who fast when going to blood tests, also require special attention. The doctor may suggest pregnant women to drink more mineral water and reduce activity before the test. Pregnant women also need to see a doctor if they feel pain, such as heartburn, when fasting.
For diabetics who fast before undergoing a medical test, need to consult a doctor, whether previously needed to check blood sugar levels, adjust the dosage of insulin, or stop taking temporary drugs. If your blood sugar level is too low, you should immediately break the fast or consult a doctor again.
In general, drink enough at least 2 days before the test. Drinking a few glasses of water before taking blood can help the medical officer to find blood vessels. In addition, if you are taking any medication, you should consult your doctor if you need to stop or continue taking the drug.
Fasting before the test may make you hungry or thirsty. But this is necessary to obtain accurate test results. Take it easy, once the test is over, you can eat and drink as usual.