Treatment options are available as well. No cases of transfusion-transmitted syphilis have been recorded in more than 50 years. NAT-reactive donations are further tested by repeat NAT and antibody testing to confirm infection. When you donate blood, they don't neccesarily test it for your knowledge (such as pregnancy) but they do screen for std's and other blood-borne diseases to protect the recepients. Cytomegalovirus (CMV) Antibody Testing (prior to 1985). This test checks levels of two types of cholesterol: high-density lipoprotein (HDL), or … Because herpes is only communicated through direct skin-to-skin contact, the blood of a patient infected with the herpes virus cannot pass herpes to another person through a blood transfusion. 3.2: Tests on blood donations 3.2.1: Screening for infectious agents. A recent report by the Chicago Department of Public Health reveals that Chicagoans are twice as likely to have chlamydia and nearly three times more likely to have gonorrhea than U.S. residents elsewhere. While HTLV-1 has been associated with neoplastic conditions and various demyelinating disorders, HTLV-2 is not yet proven unequivocally to be of significant clinical concern. Donors testing WNV NAT-reactive are eligible to donate again after 120 days. When donating blood, most donation centers prefer that you be as healthy as possible, and that includes being free of many viral infections ranging from the common cold to HIV. Following the introduction of blood donor screening, there have been 15 cases of transfusion transmission from screened blood; all are believed to be due to donations having very low levels of virus. Human T-Lymphotropic virus (HTLV-1/2) (1998). Whether you have herpes or another STD, or you are STD free, you might be curious about restrictions for donating blood as they relate to a donor’s STD status. Currently only a rapid test is performed on HIV-1/HIV-2 antibody reactive donations that test NAT negative to confirm antibody reactivity and differentiate HIV-1 from HIV-2 antibodies. Chagas is a serious disease caused by the parasite Trypanosoma cruzi. The virus is most commonly transmitted to humans through mosquito bites; but may also be transmitted by sexual contact, laboratory acquisition or blood transfusion. False-positive donors for syphilis may be reentered. You can access your results online through a secure patient login, or by calling one of our care counselors. HIV. Because T. cruzi is not endemic in the United States, the Red Cross (and all US blood centers) donors are tested only once. False-positive donors by antibody may be reentered, except those that were confirmed positive by various tests used before the availability of an FDA licensed western blot. NAT-reactive donations are further tested by repeat NAT and antibody to confirm infection. WNV is a flavivirus commonly found in many areas of the world, including West Africa, Europe, and the Middle East. The parasite is naturally transmitted by the bite of an infected tick but may also be transmitted by blood transfusion. PLEASE do not use the excuse of donating blood to be tested for whatever you need to be tested for. Especially to those looking to educate themselves on safer sex practices. CMV seronegative donations are labeled as negative. But what about other STDs? However, detecting HIV-2 in a blood donor is extremely rare at 1 per 57 million donations, with only 5 such infected donors ever identified since HIV-2 screening began in 1992. Blood donors are asked a set of standard questions just before donating blood to help determine if they are in good health or if they have been at risk of HIV infection in the past. The tests used for blood donor screening are the GS HBsAg EIA 3.0, a qualitative ELISA for the detection of Hepatitis B Surface Antigen (HBsAg), and the Ortho HBc ELISA for the qualitative detection of antibody to HBV core antigen (anti-HBc) in human serum and plasma samples. High Blood Pressure; Pregnancy; ... syphilis and HIV. STD testing may include: A urine test — you just pee into a cup. The chlamydia rate in Chicago, for example, was more than twice the national incidence average (1,012 per 100,000 compared to 308 per 100,000). This translates to a risk of about 1 per 84 million donations for the Red Cross overall (or 1 per 35 million during the summer transmission season). 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