Open fourth ventricle prior to 20 weeks' gestation: a benign finding?
نویسندگان
چکیده
منابع مشابه
Cervical preparation for second-trimester surgical abortion prior to 20 weeks of gestation
Roughly 11% of induced abortions in the United States are performed after 14 weeks of gestation, most commonly by dilation and evacuatio (D&E). For aD&Eprocedure, the cervixmust be dilated sufficiently to allow passage of operative instruments and products of conceptionwithou injuring the uterus or cervical canal. Preoperative preparation of the cervix reduces the risk of cervical laceration an...
متن کاملCervical preparation for second-trimester surgical abortion prior to 20 weeks of gestation.
Roughly 11% of induced abortions in the United States are performed after 14 weeks of gestation, most commonly by dilation and evacuation (D&E). For a D&E procedure, the cervix must be dilated sufficiently to allow passage of operative instruments and products of conception without injuring the uterus or cervical canal. Preoperative preparation of the cervix reduces the risk of cervical lacerat...
متن کاملSurgical abortion prior to 7 weeks of gestation.
The following guidelines reflect a collation of the evaluable medical literature about surgical abortion prior to 7 weeks of gestation. Early surgical abortion carries lower risks of morbidity and mortality than procedures performed later in gestation. Surgical abortion is safe, practicable and successful as early as 3 weeks from the start of last menses (no gestational sac visible on vaginal u...
متن کاملFetal cardiac abnormalities identified prior to 14 weeks' gestation.
OBJECTIVE An increasing number of patients are presenting at early gestational age as being at high risk for congenital heart disease, as a result of ultrasound screening by nuchal translucency. The feasibility and accuracy of fetal echocardiography was assessed in a series of pregnancies studied before 14 weeks' gestation. METHODS Echocardiography was attempted in 478 fetuses of crown-rump l...
متن کاملDilated fourth ventricle in fetuses with trisomy 18, trisomy 13 and triploidy at 11-13 weeks' gestation.
OBJECTIVE To determine if in fetuses with aneuploidies the diameter of the fourth cerebral ventricle at 11-13 weeks' gestation is different from euploid fetuses. METHODS The fourth ventricle at 11-13 weeks' gestation was assessed in 62 cases of trisomy 21, 32 of trisomy 18, 10 of trisomy 13, and 12 of triploidy and compared to 410 normal euploid fetuses. Transvaginal sonography was carried ou...
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ژورنال
عنوان ژورنال: Ultrasound in Obstetrics & Gynecology
سال: 2014
ISSN: 0960-7692
DOI: 10.1002/uog.13227