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Steps To Take Preparation for the Blood Test

Preparation for the Blood Test

A blood test may sound simple, but sometimes it is not so simple at all. Depending on the type of blood test, you need to take certain preparations as per doctor’s instructions. Specific instructions a patient needs to follow during a blood test. Always you should consult with the doctor regarding what you actually need to do.

In this blog, you can come to know about some best ways to prepare for a blood test. Start reading about it now!

Snacking or not snacking?

A blood test has always been like non-fasting or fasting. For fasting test, you have to stop eating and drinking anything excluding water. Basically, you need to do it for a specific time period and doctor will share the information in an explicit manner.

For instance, if you need to do a blood glucose test, then avoid eating and drinking beforehand as it can interfere with the level of iron and lipid profile. Fasting becomes essential for about 8-10 hours hence it is conducted in the morning.

General blood tests can be carried out anytime. For instance, CBC (complete blood count) takes place anytime of the day. However, drinking and eating can affect when you need to check the level of blood glucose. In such cases, you need fasting prior to the test means no drink or food before withdrawing the blood.

Why fasting becomes mandatory for some tests not all?

Scientifically, drinking and eating affects the blood composition. So, most common blood tests deem fasting beforehand. For instance, after eating, body secretes insulin hormone that drops down the blood sugar or glucose level. Also, it is absorbed by the body.

Therefore, doctors can hardly obtain the accurate level of glucose level in the body. So, you should ask to fast before the test as it derives accurate reading for the doctor. It helps the doctor to diagnose your diabetes level. By consuming anything you absorb the nutrients disturbing the correct test results.

Medical mystery

If you then on medication, ask the doctor if they can affect the result of the blood test. Generally, you have to continue the medication despite of having the blood test. The doctor informs if you need to stop any medication for the time being. Consult with the doctor prior to stop taking any medication to know it, they really can interfere with the result of the blood test.

Needle nerves

Nervous feeling or anxiety is common before the blood test. Most people feel the tremor of needle insertion. In case you have no phobia to the needle, then also you will feel slightly anxious. But you do overcome the situations to calm down yourself:

  • You can attend the testing clinic with someone
  • Share your worries with the Phlebotomist, nurse and doctor. They can reassure you about everything
  • Drink plenty of water for hydration before the test
  • Put on the warm jumper as this will make the veins prominent
  • Try to distract yourself by listening to music

If you experience anxiety, then switch on the fight, fright and flight mechanism. This will allow the body to prepare for the action. You will start feeling extremely sweaty and hot with racing pulse.

Blood pressure can drop down drastically. The pupils will dilate and there is dizziness and light-headed. As a result, you can collapse after fainting because of the action starts by SNS (sympathetic nervous system).

Fortunately, you can control it perfectly! Use the breathing technique, namely diaphragmatic breathing for calming down the nerves. It involves filling the lungs with air. When trying to suck the abdomen diaphragm will raise. Attempting this the night before the test can resist you from collapsing completely.

Feeling like faint

Dizziness is also common when you have to go for the blood test. The problem becomes worse once you fear of needles. If you have any such feeling then; share it with the doctor right away. They will make you comfortable by making you sit in a safe to prevent an accident during fainting.

Also, you should focus on any other thing except a needle. Just concentrate on any other things will let you neglect the feeling of insertion of needles. If you are prone to faint after blood test, then carry a pack of food to consume post withdrawal of blood.

This is the reason you receive a pack of cookies after blood donation. It helps in the regeneration of the level of blood sugar. You can also have a bottle of juice or water for replenishing the lost fluid by donation.

Remember, the doctor is there to answer your question regarding the blood test. Hence feel free to ask anytime. Book an appointment for private blood tests in London with any nearby clinic today. Whether you need fasting or not the doctor will share every necessary bit of information. Reach out to the clinic as soon as possible to know your current health status.

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