Can a normal pregnancy be misdiagnosed as ectopic?

FRIDAY, Jan. 13, 2012 (HealthDay News) — Women with normal pregnancies that were misdiagnosed as ectopic who were treated with methotrexate in the first trimester either miscarried or gave birth to a severely deformed baby, the results of a small study suggest.

What can mimic an ectopic pregnancy?

Ovarian neoplasms, although less common than paraovarian cysts or dermoid cysts, can also mimic ectopic pregnancy. If there is concern for an ovarian neoplasm based on a patient’s clinical presentation and ultrasound findings, magnetic resonance imaging can be obtained for further evaluation of the mass.

Can you get a false negative for ectopic?

In rare cases, an ectopic pregnancy can cause a false-negative test result. An ectopic pregnancy is when the embryo implants somewhere other than the uterus. This usually occurs in the fallopian tubes, but it can also happen elsewhere. An ectopic pregnancy does not develop properly and will not become a viable fetus.

Which is the most significant test in ruling out an ectopic pregnancy?

Pregnancy test This blood test may be repeated every few days until ultrasound testing can confirm or rule out an ectopic pregnancy — usually about five to six weeks after conception.

Can hCG double with ectopic?

diagnosed as having an ectopic pregnancy, the increase in hCG progressed only slowly, with a doubling time exceeding 2. 2 days.

Can an ultrasound miss an ectopic pregnancy?

In 95% of ectopic pregnancy cases, a good transvaginal ultrasound examination can actually image the ectopic pregnancy in the Fallopian tube. However occasionally the ectopic pregnancy is too small to be detected with ultrasound examination.

Can scan lie about weeks of pregnancy?

In viable pregnancies, trans-vaginal (internal) scans should be able to detect a gestation sac from 5 weeks of pregnancy. A yolk sac can be seen at 5 1/2 weeks gestation. Trans-abdominal (external) scan may be less accurate at this early 5 week stage.