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Miscarriage - threatened - Symptom

Alternative Names

Threatened miscarriage; Threatened spontaneous abortion; Abortion - threatened; Threatened abortion

Symptoms:

Symptoms of a threatened miscarriage include:

  • Abdominal cramps with or without vaginal bleeding
  • Vaginal bleeding during the first 20 weeks of pregnancy (last menstrual period was less than 20 weeks ago)

Note: During an actual miscarriage, low back pain or abdominal pain (dull to sharp, constant to intermittent) typically occurs, and tissue or clot-like material may pass from the vagina.

Signs and tests:

Abdominal or vaginal ultrasound may be done to check the baby's development, heart beat, and amount of bleeding. A pelvic exam will be done to check the cervix.

The following blood tests may be performed:

  • Reviewed last on: 2/3/2009
  • Linda Vorvick, MD, Family Physician, Seattle Site Coordinator, Lecturer, Pathophysiology, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

References

Katz VL. Spontaneous and recurrent abortion: etiology, diagnosis, treatment. In: Katz VL, Lentz GM, Lobo RA, Gershenson DM, eds. Comprehensive Gynecology. 5th ed. Philadelphia, Pa: Mosby Elsevier; 2007:chap 16.

Simpson JL, Jauniaux ERM. Pregnancy loss. In: Gabbe SG, Niebyl JR, Simpson JL, eds. Obstetrics: Normal and Problem Pregnancies. 5th ed. Philadelphia, Pa: Elsevier Churchill Livingstone; 2007:chap 24.

Laurino MY, Bennett RL, Saraiya DS, et al. Genetic evaluation and counseling of couples with recurrent miscarriage: Recommendations of the National Society of Genetic Counselors. J Genet Couns. June 2005;14(3).

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