My wife missed periods and tested at home with kit and found very light 2 lines in the kit.after that she consulte a docter over phone bcoz due to covid no clinic is open and she prescribed her 10day medicine.now after 10 days she tested again at home and found 2 faint lines .what to do that docter says to do a ultrasound now as result showed faint lines.i want to know after how many days of pregnancy that lines will be darken and whether my wife is pregnent or not?what to do .