Can I donate blood if I have a thyroid nodule?

Donating blood can be said to be a very good social behavior. However, some patients with diseases cannot donate blood in order to maintain the health of their blood. So, can patients with thyroid nodules donate blood? Experts tell us that patients with thyroid nodules are not allowed to donate blood. At the same time, we also remind everyone that before donating blood, everyone must undergo relevant examinations to ensure the health of the blood.

Blood donation is generally understood as free blood donation in the mainland, and is also called blood donation in Hong Kong and Taiwan. It refers to the process in which blood donors donate whole blood, plasma or blood cell components. Usually, blood donors do not receive any compensation, and blood collection and supply institutions give souvenirs to blood donors.

This blood is usually stored in blood banks and kept by medical institutions and blood stations for use when blood transfusion is needed. Compared with paid blood donation, the quality of unpaid blood donation can be guaranteed, which is beneficial to the health and safety of the blood recipients. Those who are interested in donating blood can complete the free blood donation at fixed or mobile blood donation stations, blood donation houses, and blood donation vehicles in various regions. Blood collection and supply organizations will regularly arrange blood collection vehicles to go to schools, units, crowded areas, or cooperate with activities of relevant organizations to solicit blood donors.

Precautions

Before donating blood

What does a blood test include?

In order to ensure the health of blood donors, the "Blood Donor Health Examination Standards" stipulate that blood donors must undergo the following physical examinations:

1. Age verification: The suitable age for blood donation is 18-55 years old.

2. Weight: not less than 50 kg (kg) for men and not less than 45 kg (kg) for women.

3. Blood pressure: Systolic pressure 12-20 kPa (90-150 mmHg); diastolic pressure 8-12 kPa (60-90 mmHg), pulse pressure difference greater than 4 kPa (30 mmHg).

4. Pulse: 60-100 beats per minute, 50-100 beats per minute for high endurance athletes.

5. The body temperature is normal.

6. Normal development and above average nutrition.

7. There is no yellowing of the skin, no wound infection, no large-area skin disease, and no obvious enlargement of the superficial lymph nodes.

8. There are no serious diseases in the facial features, the sclera is not yellow, and the thyroid gland is not enlarged.

9. There is no serious disability in the limbs, and no redness, swelling or functional impairment in the joints.

10. Chest; heart and lungs normal.

11. Abdomen: Normal, no masses, no tenderness, no hepatosplenomegaly.

What are the blood tests for blood donors?

1. Blood specific gravity screening, copper sulfate method: greater than 1.052 for men and greater than 1.050 for women.

2. Blood typing: ABO blood type must match positive and negative typing. Rh (D) typing should be performed in areas where conditions permit or in areas with a high Rh negative rate.

3. Liver function test: Using alanine aminotransferase activity as an indicator, the level measured by the Reitman method should be less than 25 units. If this indicator is unqualified, you should not donate blood, but it does not mean that there must be problems with liver function.

4. Blood infectious disease examination: four items including hepatitis B virus surface antigen, hepatitis C virus antibody, HIV antibody and syphilis serology test. Anyone who tests positive is not allowed to donate blood.

1. Before donating blood, it is best to bring your ID card, temporary residence permit, driver's license, social security card, soldier's ID card, military ID card, passport and other identification documents.

2. Do not eat high-fat or high-protein foods, such as fatty meat, fish, fried dough sticks, etc., for two meals before donating blood. To prevent blood from becoming turbid.

3. In the morning of that day, you should eat light food, such as porridge, steamed buns, bread, etc. Please note that you cannot eat eggs before donating blood!

4. Replenish water appropriately to ensure that the blood is not too viscous.

5. Don't be nervous before donating blood, stay relaxed and happy. You should know that if healthy people donate blood in appropriate amounts according to regulations, it will not have any effect on the body, so don't have any concerns.

6. Go to bed early the night before donating blood and ensure adequate sleep.

7. It is best to take a shower and change into clean underwear before donating blood, especially the elbows.

8. Do not drink alcohol the day before or on the day of your blood donation.

9. At the blood donation site, you must follow the guidance of the medical staff to ensure that the entire blood collection process is in order.

10. A few days before donating blood, you should eat mainly vegetarian food, eat less greasy food, and avoid eating food with too much protein. This is to ensure the quality of the blood and avoid the presence of allergic substances in the blood.

11. Eat breakfast before donating blood. Get a good sleep the night before donating blood and avoid strenuous exercise. If you have symptoms such as cold, fever, cough, etc. two days before donating blood, you should postpone donating blood; women should avoid donating blood during menstruation and the three days before and after.

After donating blood

How to protect the needle hole after donating blood?

Timely and correct care of needle holes will reduce or avoid the occurrence of adverse reactions after blood donation.

1. After donating blood, cover the puncture hole with a sterilized cotton ball, secure it with tape, and use three fingers to press the needle hole along the vein for 5-10 minutes.

2. Check the puncture site for any bleeding or oozing. If there is any bleeding, raise your arm and continue to apply pressure to the area.

3. To protect the puncture hole from infection, do not remove the dressing on the puncture hole for at least 4 hours.

4. Be careful not to get the needle hole exposed to water for 1-2 days and keep it clean.

Precautions for exercise after blood donation

Personal activities should be moderate: Please do not engage in high-altitude work, high-temperature work, driving a vehicle, sports competitions, overnight entertainment, etc. on the day after donating blood.

Taboos on drinking tea after donating blood

Tea contains a lot of tannic acid, which easily combines with protein and iron to form precipitates that are not easily absorbed by the human body, affecting the absorption of protein and iron, and thus affecting the regeneration of blood cells in blood donors. Therefore, friends who have the habit of drinking tea should stay away from tea within one month after donating blood. They can drink some fruit juice, such as kiwi juice, orange juice, etc., which can not only relieve their tea addiction, but also supplement vitamins and folic acid to promote the regeneration of blood cells.