[Rapid and early determination of pregnancy by laboratory methods].

The first morning urine in 206 women with pregnancy or no pregnancy was examine for and increase of chorionic gonadotropic hormone by means of three tests: Sevatest HCG latex, Gravimmun 2 (imported by first direction) and Gravindex HCG (imported by second direction). Diagnostic reliability of the tests was studied in women to establish early pregnancy. It was fond that the tests, imported by the first direction, could successfully substitute those, imported by the second direction, in the routine diagnostic practice.