Blood is usually donated at special collection centers. Some centers use vans blood pressure and donating blood called bloodmobiles that travel to different areas to collect blood. Some larger hospitals have their own centers to collect and process donated blood. In the United States, all blood centers follow careful procedures to keep the blood supply safe. Everyone who comes in to donate is asked many questions and has a chance to say whether their blood may be unsafe for any reason.
Also, previous donation records and lists of ineligible donors are checked. Lab tests are done to look for blood that might transmit diseases described in Getting a Blood Transfusion. People are not allowed to donate blood if their lab tests or questionnaires show that they may be at high risk for certain diseases. Only sterile equipment is used to collect blood. Donors cannot get hepatitis, HIV, or any other infections or diseases from giving blood.
Your body will replace the lost fluid within a day, and your bone marrow will replace the blood cells, usually within 4 to 6 weeks. Aside from protecting those who receive donated blood, rules are also in place to protect people who want to donate, blood pressure and donating blood.
Although guidelines can vary slightly by state and facility, for the most part donors must:. Other health and travel questions are reviewed with each donor in detail. For an example of eligibility criteria, check the Red Cross website at www. FDA guidelines require that before giving blood, you must register; have your blood pressure, blood pressure and donating blood, temperature, and heart rate checked; answer health questions; and get a blood test usually by sticking a finger for a few drops of blood.
You must also be told details about what donating blood will be like before you decide to actually give blood. An area on your arm will be cleaned, and a sterile needle blood pressure and donating blood into a vein blood pressure and donating blood where your elbow bends. Removing a unit of whole blood usually takes about 10 to 15 minutes. Apheresis donation described in the next section may take 2 hours or longer. You can go back to normal activities soon after giving blood, but some centers recommend that you have someone else drive you home after you donate.
You might feel tired, but this usually only lasts a few hours. Most blood donations come as units of whole blood from volunteers who have no connection to the person who will get the blood.
Once donated, the units are usually separated into components, blood pressure and donating blood. Donating platelets or other individual blood products is done with a process called apheresis. It allows volunteers to donate just one blood component. Blood is drawn out through a vein in the arm, and a machine separates out the needed component usually platelets, although red blood cells, white blood cells, and plasma can also be collected this way.
The rest of the blood is amour thyroid and diabetes complications returned to the donor, usually through a vein in the other arm. This procedure can take up to 2 or more hours depending on which blood component is being collected, blood pressure and donating blood.
The advantage of this type of donation is that, since most of the blood is returned, a large amount of a needed component can be collected. This cuts down on the risk of both transfusion reactions and infections. Since aspirin makes platelets less useful to a transfusion recipient, donors coumadin and exercising usually asked not take aspirin for at least 36 hours before donation.
The same FDA guidelines as those for whole blood donation must be followed, blood pressure and donating blood. Different blood centers may have different rules about this.
During the apheresis procedure, donors may feel cold, or they may feel a tingling sensation around the lips and nose, but this goes away once the procedure is done.
Other side effects, such as feeling tired, are much like those from whole blood donation. Donating your own blood for later use is called autologous donation. Autologous donation is most often done in the weeks before you have a scheduled surgery that will likely require blood transfusion.
Your own blood can then be used during or after the operation to replace any blood you may have lost. There is a processing fee for collecting, testing, storing, and delivering each unit of autologous blood. Be aware that your health insurance may not fully pay for this. You also digoxin and digitalis to plan ahead so that you have enough time before surgery to have your blood cell counts go back to normal after your blood has been collected.
Donating blood for a family member, friend, or other specified patient is called directed donation. This can be done at any blood donation center, but you should call ahead to check requirements and schedule the donation. Blood from directed donors has not been shown to be safer than blood from volunteer donors and, the same types of testing are done on blood from directed donors.
This fee might not be covered by health insurance. In others, it may be thrown out. Blood from paid donors cannot be used in the United States for transfusion purposes. Plasma can be treated for safety in ways that blood cells cannot. Plasma taken from paid donors is generally treated and processed by pharmaceutical companies into drugs. It cannot be used as cryoprecipitate or fresh frozen plasma in patients. Shortages in blood and platelets sometimes happen in certain areas of the country, especially during the holidays.
American Red Cross Toll-free number: Provides a locator service to find the Red Blood pressure and donating blood chapter or Blood Services region that serves you. Has a listing of local ABC centers for donating blood; the website also offers general information about blood, blood donation, and blood use. Sets standards, inspects, and accredits blood collection and transfusion facilities. The AABB website has a blood bank locator, and general information on blood, blood product donation, and transfusions.
Centers for Disease Control and Prevention. A Compendium of Transfusion Practice Guidelines. June 20, blood pressure and donating blood, Last Revised: For reprint requests, please see our Content Usage Policy. Rules that protect blood donors Aside from protecting those who receive donated blood, rules are also in place to protect people who want to donate.
Although guidelines can vary slightly by state and facility, for the most part donors must: Types of donations There are several types of blood donation. Volunteer whole blood donation Most blood donations come as units of whole blood from volunteers who have no connection to the person who will get the blood.
Platelet or other blood product donation Donating platelets or other individual blood products is done with a process called apheresis.
As with whole blood donation, apheresis donors should: Eat a well-balanced meal. Drink extra fluids before donating. Donating your own blood for later use Donating your own blood for later use is called autologous donation. Directed donation for a family member or friend Donating blood for a family member, friend, or other specified patient is called directed donation.
Paid donation Blood from paid donors cannot be used in the United States for transfusion purposes. Interested in donating blood? Written by Blood donation resources References.
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