12/7/2023 0 Comments Percent of o negative blood type![]() Because CMV exposure is so prevalent, CMV negative blood is very special. Regular testing is conducted on blood donations to check for CMV antibodies. So people that are immunocompromised can also benefit from CMV negative blood. But CMV can cause serious problems for people with weakened immune systems, such as cancer and transplant patients, adversely affecting their eyes, lungs, liver, nervous system and gastrointestinal tract. Most children and adults receiving blood transfusions do not need CMV negative blood. If you are CMV negative, please consider donating blood as often as possible throughout the year. Since CMV is so common among adults, only a small number of donors are eligible to meet this need. The American Red Cross supplies CMV negative, pediatric-specific blood products to hospitals throughout the country every day. For this reason, babies needing transfusions as part of their medical care should only receive CMV negative blood from donors who have not been exposed to CMV. It can also cause a potentially life-threatening infection in newborn babies whose immune systems have yet to fully develop. Some will have symptoms such as premature birth, low birthweight, hearing or vision problems, and other developmental issues. If you never had CMV, you haven’t produced antibodies against the virus and are considered “CMV negative,” and have CMV negative blood.Īlthough congenital CMV affects around 1 in 200 babies, many of them will not show any symptoms. So if you have ever had CMV, it’s likely you are “positive” for the antibodies. CMV contracted by an unborn baby is known as congenital CMV.Īs with other viruses, once someone has had CMV, their body retains the antibodies. If a pregnant woman has CMV antibodies in her blood or contracts a CMV infection during her pregnancy, she can pass CMV to her baby through the placenta. It is possible for CMV to be passed during an organ transplant or blood transfusion, when the donor is CMV positive and the recipient is CMV negative. It is passed through close contact with bodily fluids such as blood, saliva, urine, breast milk and more. However, CMV can be quite serious even fatal for babies and people with weakened immune systems.ĬMV is contagious. You may have already been exposed to CMV without knowing it, because most people infected with CMV have mild symptoms or no symptoms at all. adults have been exposed to by the age of 40. CMV (cytomegalovirus) is a common flu-like virus that up to 85% of U.S.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |