نتایج جستجو برای: transvaginal ultrasound

تعداد نتایج: 110691  

Journal: :Ultrasound in Obstetrics and Gynecology 2007

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2011
E F Werner C S Han C M Pettker C S Buhimschi J A Copel E F Funai S F Thung

OBJECTIVE To determine whether routine measurement of second-trimester transvaginal cervical length by ultrasound in low-risk singleton pregnancies is a cost-effective strategy. METHODS We developed a decision analysis model to compare the cost-effectiveness of two strategies for identifying pregnancies at risk for preterm birth: (1) no routine cervical length screening and (2) a single routi...

2015
Viola Polena Cyrille Huchon Catalina Varas Ramos Roman Rouzier Alexandre Dumont Arnaud Fauconnier

OBJECTIVE To identify non-invasive tools for diagnosis of the major potentially life-threatening gynaecological emergencies (G-PLEs) reported in previous studies, and to assess their diagnostic accuracy. METHODS MEDLINE; EMBASE; Cochrane Central Register of Controlled Trials (CENTRAL; The Cochrane Library) were searched to identify all eligible studies published in English or French between J...

2007
Lawrence Oppenheimer

Objective: To review the use of transvaginal ultrasound for the diagnosis of placenta previa and recommend management based on accurate placental localization. Options: Transvaginal sonography (TVS) versus transabdominal sonography for the diagnosis of placenta previa; route of delivery, based on placenta edge to internal cervical os distance; in-patient versus out-patient antenatal care; cercl...

Journal: :International journal of reproduction, contraception, obstetrics and gynecology 2022

Background: The first trimester begins on the day of last menstrual period (LMP) and lasts until end 12 weeks gestation. Transvaginal ultrasound is modality choice for establishing presence an intrauterine pregnancy in trimester. focus our study routine early ultrasound. purpose this was to diagnose various conditions at stage by using ultrasound.Methods: We conducted retrospective data analysi...

Journal: :Human reproduction 1997
T Hata A Manabe K Makihara K Hata K Miyazaki D Senoh

Our purpose was to compare the ultrasound visualization of the early first-trimester embryo using transvaginal and intrauterine sonography. In all, 32 women about to undergo therapeutic abortion at 6-8.9 weeks gestation were studied using a specially developed catheter-based, high-resolution, real-time miniature (2.4 mm outer diameter) ultrasonography transducer (20 MHz). Before the intrauterin...

2013
Robert Bramante Marek Radomski Mathew Nelson Christopher Raio

Lower abdominal pain in females of reproductive age continues to be a diagnostic dilemma for the emergency physician (EP). Point-of-care ultrasound (US) allows for rapid, accurate, and safe evaluation of abdominal and pelvic pain in both the pregnant and non-pregnant patient. We present 3 cases of females presenting with right lower quadrant and adnexal tenderness where transvaginal ultrasonogr...

Journal: :Human reproduction 2014
W L Hoo A Stavroulis K Pateman E Saridogan A Cutner E N C Tong D Jurkovic

treatment (HT), while in the next sentence the number of cases receiving HT reached 31 cases. It seems reasonable that the patients were advised to withdraw from using any hormonal substance, and that is the third prerequisite for randomization. In addition, the use of estrogenic compounds should cease before any elective surgery in order to avoid thromboembolic accidents.More usefully, they co...

Journal: :Animal reproduction science 2000
M L Macpherson J M Reimer

Twin pregnancy in the mare causes economic loss. Early transrectal ultrasonographic detection of twins and manual crush of one embryonic vesicle is the method of choice for managing equine twins (90% success rate). Transcutaneous and transvaginal ultrasound-guided twin reduction techniques are described for twin pregnancies that advance beyond 25 days of gestation. Reported success rates for th...

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