Dr. John DeWolf Dr. DeWolf. Possibly teeth: Before they erupt into the mouth, teeth will sometimes look like this but that will depend on the age of the baby. Best to get it looked at to be sure. ...Read more.
An ectopic pregnancy doesn't always cause symptoms and may only be detected during a routine pregnancy scan. If you do have symptoms, they tend to develop between the 4th and 12th week of pregnancy. Symptoms can include a combination of: a missed period and other signs of pregnancy.
An ultrasound can detect a pregnancy as early as 4 to 5 weeks after your last menstrual period. A transvaginal ultrasound will give a clearer view than an abdominal ultrasound at this early date. The earliest sign of a pregnancy is a tiny sac in the uterus, which may be seen as early as 4 weeks after your last period.