To their dismay, patients have to pay for the drug tests at their own (or their insurersâ) expense. Carol, a chronic pain patient who had been treated for seven years by the same clinic without any testing, reports that she was billed $325 for a urine screen.
Reviewed by Brunilda Nazario, MD. May 2, 2012 -- Researchers say they've found a way to identify the father of a baby as early as the eighth week of pregnancy. The new method, reported in the New England Journal of Medicine, uses fetal DNA isolated from the mother's blood.
Pregnancy Blood Test (hCG test) A pregnancy test is used to determine whether or not a person is pregnant. A pregnancy test looks for the presence of a hormone called human chorionic gonadotropin or hCG. The body typically begins producing this hormone 6-7 days after fertilization occurs.