Heterophile, Mono Screen
Lab test for mononucleosis.
Heterophile, Mono Screen – Heterophile antibodies, in patients with infectious mononucleosis, may be present as early as the fourth day of illness, and by the twenty-first day of illness, 90% of patients will exhibit a positive test. The Epstein-Barr virus causes infectious mononucleosis. THis is a qualitative test. This is a non-fasting blood test with an estimated turnaround time of 3 to 5 business days.