Twin: One of two children produced in the same pregnancy. Twins can develop from one ovum (egg) or from two ova (eggs). Twins who develop from a single ovum are called monozygotic or identical twins. They have identical genomes. Twins who develop from two ova that are fertilized at the same time are called dizygotic or fraternal twins. They are nonidentical and have different genomes.
Unfortunately, many women have a small amount of this hormone continuously and if the level gets high enough just before a period, you could get a false pregnancy test result. The best time to use a urine test for pregnancy is three to five days after your missed period.
On the basis of the above-mentioned reasons, a pregnancy test can show a false positive result. The hormone HCG is the reason of everything. Its level goes down slowly, consequently, the remnants of the hormone are still present in the body sometimes for months after miscarriage. Other Causes of Two Strips After Miscarriage. Woman adheres to a diet.