نتایج جستجو برای: cervical length

تعداد نتایج: 394821  

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2014
N Melamed L Hiersch I Meizner R Bardin A Wiznitzer Y Yogev

OBJECTIVE To determine whether sonographically measured cervical length is an effective predictive tool in women with threatened preterm labor and a history of past spontaneous preterm delivery. METHODS This was a retrospective cohort study of all women with singleton pregnancies who presented with preterm labor at less than 34 + 0 weeks' gestation and underwent sonographic measurement of cer...

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2001
S Cicero C Skentou A Souka M S To K H Nicolaides

OBJECTIVES To investigate the feasibility of measuring cervical length by transperineal or translabial sonography and compare the measurements obtained by this approach with those obtained transvaginally. METHODS In 500 women measurement of cervical length by translabial-transperineal sonography was attempted immediately before transvaginal scanning at 22-24 (median 23) weeks of gestation. In...

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2007
E A DeFranco J M O'Brien C D Adair D F Lewis D R Hall S Fusey P Soma-Pillay K Porter H How R Schakis D Eller Y Trivedi G Vanburen M Khandelwal K Trofatter D Vidyadhari J Vijayaraghavan J Weeks B Dattel E Newton C Chazotte G Valenzuela P Calda M Bsharat G W Creasy

OBJECTIVE To investigate the efficacy of vaginal progesterone to prevent early preterm birth in women with sonographic evidence of a short cervical length in the midtrimester. METHODS This was a planned, but modified, secondary analysis of our multinational, multicenter, randomized, placebo-controlled trial, in which women were randomized between 18 + 0 and 22 + 6 weeks of gestation to receiv...

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2008
E Celik M To K Gajewska G C S Smith K H Nicolaides

OBJECTIVES To evaluate the ability of combinations of cervical length and maternal history to assess the risk of spontaneous preterm birth, and to provide a simple procedure for the optimal estimation of risk. METHODS This prospective observational study was carried out between January 1998 and May 2006. Transvaginal sonographic measurement of cervical length at 20 + 0 to 24 + 6 weeks of gest...

2013
M. Arabi M. A. Elahifar M. Dehghani

Transvaginal sonographic measurement of cervical length, at 20 weeks of gestation, is very useful to predict spontaneous preterm birth. A large number of studies have been performed in the attempt to detect the spontaneous preterm birth on the basis of biological, biochemical and ultrasound parameters. Transvaginal Sonography is a good tool to evaluate the cervix. This study aims to evaluate th...

2014
Kanthika WASINPONGWANICH Permsak PAHOLPAK Panya TUAMSUK Winai SIRICHATIVAPEE Taweechok WISANUYOTIN Weerachai KOSUWON Polasak JEERAVIPOOLVARN

Malpositioning of cervical screws risks neurovascular injury. A cervical screw fixation system can provide proper rigidity, alignment correction, and high rates of fusion afforded by high pullout biomechanical strength. The objective is to assess the dimensions and axis of the C3-C7 cervical pedicles. A 1-mm slice thickness computed tomography (CT) scan of the cervical spine of 30 patients (15 ...

Journal: :Clinical and experimental rheumatology 2002
Z Unlu S Tarhan K Gunduz C Goktan

OBJECTIVE Stylohyoid apparatus might be an anatomic region in the cervical spine involved by enthesopathy. The aim of this study was to assess the elongation and/or ossification at the stylohyoid apparatus in the degenerative or inflammatory diseases such as ankylosing spondylitis (AS), psoriatic arthropathy (PsA) and cervical spondyloarthrosis (CS) in which cervical spine involvement can be se...

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2005
E Tsoi I B Fuchs S Rane L Geerts K H Nicolaides

OBJECTIVES To predict when delivery will occur, within 48 h and 7 days of presentation and before 35 weeks' gestation in women presenting with threatened preterm labor. METHODS Sonographic measurement of cervical length was carried out in 510 women with singleton pregnancies presenting with threatened preterm labor and intact membranes at 24 to 33 + 6 weeks of gestation. The measurement was n...

H. Mahmoodi H. Mirshahabi H. Soleimanjahi, M. Farhadi Langeroudi Z. Meshkat Z.M. Hassan

  Human papillomaviruses (HPVs) infect mucosal and cutaneous epithelia and cause malignant and benign neoplastic lesions. Human papillomaviruses cause 250000 deaths per year from cervical cancer most often in developing countries. This major public health problem make them important targets in the search for Human papillomaviruses detection methods that may play a role in cervical cancer screen...

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