What are the possible side effects of amphetamine and dextroamphetamine (Adderall, Adderall XR)? Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
If your body detects EBV, it can develop a type of antibody called heterophile antibodies. If you have heterophile antibodies in your blood, then your monospot test is positive.. A positive monospot test accompanied by the symptoms of mono results in a diagnosis of infectious mononucleosis. However, monospot tests can be false-positive, about 10-15% of the time, particularly in early stages of the illness. You may also receive a negative monospot test even if you have mono.
Epstein-Barr virus (EBV), a member of the herpesvirus group, is the etiologic agent of infectious mononucleosis. EBV infections are difficult to diagnose in the laboratory since the virus does not grow in standard cell cultures.resence of VCA IgM antibodies indicates recent primary infection with Epstein-Barr virus (EBV). The presence of VCA IgG antibodies indicates infection sometime in the past. Antibodies to EBNA develop 6 to 8 weeks after primary infection and are detectable for life.