So I've being in and out of hospital for months with severe lower right abdominal pain I struggle to walk ect all tests ( CT scan, Ultrasound, UTI, Pregnancy tests every possible ) came back clear I haven't had no period since the begging of march and the only time this year I've had intercourse was around 4 weeks ago but now I am getting positive tests? but I'm confused A due to the pain I've being having B why I've had no periods but still pregnant can anyone advice me on what to do I am only 19 and this will be my 3rd child.