Patient's question:
Hello, doctors. My menstrual cycle has always been regular. My last period started on November 6th, and I had sexual intercourse on November 12th. By December 16th, my period still hadn't arrived. On December 12th, I took a pregnancy test with a test strip, and it was negative. My periods have always been regular in the past, but recently I've occasionally experienced lower back pain. I haven't lived in an environment with temperatures around minus fifteen degrees for about five years now.Today, I went to the hospital for a color Doppler ultrasound, and they said they didn't detect any signs of pregnancy. They then suggested I get a blood test to confirm if I'm in my fertile window. However, what I want to ask is: if I take a blood test tomorrow and it comes back positive for pregnancy, 1. Is there still a possibility of...
Doctor's answer:
Hello: If the test shows pregnancy, emergency contraception has no effect. If the test shows no pregnancy, it is related to your cycle, such as: your living environment, diet, or taking medications with side effects that cause endocrine disorders, which can all lead to menstrual irregularities. A delay of 3-7 days in menstruation is a normal phenomenon. Wait for the hospital to provide further treatment after the results are confirmed, and there is no need to panic.