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Ectopic pregnancy.

R Lehner1, E Kucera, S Jirecek

  • 1Department of Obstetrics and Gynaecology, University of Vienna, Austria. Rainer.Lehner@akh-wien.ac.at

Archives of Gynecology and Obstetrics
|April 14, 2000
PubMed
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Ectopic pregnancy, often in the fallopian tube, is diagnosed early via ultrasound and hCG levels. Management varies from watchful waiting to methotrexate or surgery, with prevention focusing on avoiding tubal inflammation.

Area of Science:

  • Gynecology
  • Reproductive Medicine
  • Obstetrics

Background:

  • Ectopic pregnancy, a condition where implantation occurs outside the uterine cavity, most commonly in the fallopian tube, has seen an incidence increase from 0.5% to 1-2%.
  • Previous salpingitis is the primary cause of tubal pregnancy, with mortality rates significantly decreasing from 1.7% in the 1970s to 0.3% in the 1980s.

Purpose of the Study:

  • To outline the diagnostic methods for early ectopic pregnancy detection.
  • To detail the various clinical management and therapeutic strategies for ectopic pregnancy.
  • To emphasize the importance of patient information and preventative measures.

Main Methods:

  • Transvaginal ultrasound is utilized for early and positive evidence of ectopic pregnancy.
  • Human chorionic gonadotropin (hCG) titers are used to confirm intrauterine pregnancy (over 2,000 IU/l) and aid in differential diagnosis.

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  • Differential diagnosis primarily involves distinguishing ectopic pregnancy from early intrauterine pregnancy.

    • Main Results:

    • Early diagnosis is achievable with transvaginal ultrasound and hCG level assessment.
    • Management options include watchful waiting for falling hCG levels (<1,000 IU/l), methotrexate for stable patients, intratubal injections (prostaglandins, glucose, NaCl) for specific hCG ranges (1,000-2,500 IU/l), and surgery for larger masses, higher hCG levels (>2,500 mU/ml), or ruptured tubes.
    • Laparoscopic surgery for tubal pregnancy has minimal impact on recurrence risk.

    Conclusions:

    • Effective prevention of ectopic pregnancy hinges on avoiding tubal inflammation or promptly treating existing inflammation.
    • Patient counseling regarding treatment options, side effects, and potential complications is crucial in managing ectopic pregnancy.
    • The choice of therapeutic strategy depends on factors such as hCG levels, gestational mass size, and tubal status (ruptured or unruptured).