OB/GYN Clinical Alert – September 1, 2015

September 1, 2015

• Handheld Ultrasound for Assessing Fetal Size

  A recent study has shown abdominal circumference assessments with a portable handheld ultrasound machine to be superior to standard fundal height measurements in the prediction of small for gestational age and large for gestational age fetuses in utero and infants at birth.

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• Good News for a Change: No Association of Hormonal Replacement Therapy with Breast Cancer Before Age 50

  Using data from the Two Sister Study, investigators found no association of past combined hormone replacement therapy with young-onset (before age 50) breast cancer, and a protective effect with estrogen-only therapy.

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• When Do Combined Oral Contraceptives Start Working After Ulipristal Acetate Emergency Contraception?

  In this randomized, controlled trial of the effects of combined oral contraceptives on ovarian activity after taking ulipristal acetate, investigators found that some women needed up to 14 days to achieve ovarian quiescence. Therefore, abstinence or backup contraception should be used during that time.

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• Environmental Influences on Male Reproductive Function

  This special feature is intended to provide readers with information needed about the potential impact of the environment and lifestyle on male reproductive function so that they can better take histories and counsel couples presenting with questions about infertility.

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