Citation Information :
Iliescu D, Antsaklis A, Paulescu D, Comanescu A, Tudorache S, Ceausu I, Novac L, Cernea N. Applications of Ultrasound in Prelabor and Labor. Donald School J Ultrasound Obstet Gynecol 2012; 6 (3):257-269.
Iliescu D, Antsaklis P, Paulescu D, Comanescu A, Tudorache S, Antsaklis A, Ceausu I, Novac L, Cernea N, Kurjak A. Applications of Ultrasound in Prelabor and Labor. Donald School J Ultrasound Obstet Gynecol 2012;6(3):257-269.
Real-time ultrasound observation of fetal activity in labor. Br J Obstet Gynaecol 1979;86:278-81.
Intrapartum fetal activity. J Perinat Med 1987;15:316-22.
Fetal movement during labor. Am J Obstet Gynecol 1991;165:1073-76.
The sensitivity and specificity of subjective and semi-quantitive technique of amniotic fluid volume assessment in predicting intrapartum morbidity. Ultrasound Obstet Gynecol 1993;3:180-84.
The impact of amniotic fluid volume assessed intrapartum on perinatal outcome. Am J Obstet Gynecol 1995;173:167-74.
Perinatal outcome and amniotic fluid index in the antepartum and intrapartum periods: A meta-analysis. Am J Obstet Gynecol 1999;181:1473-78.
A diminished intrapartum amniotic fluid index is a predictive marker of possible adverse neonatal outcome when associated with prolonged labor. Gynecol Obstet Invest 2002;53:1-5.
Is the intrapartum biophysical profile useful? Obstet Gynecol 2003;102:471-76.
A randomized clinical trial of the intrapartum assessment of amniotic fluid volume: Amniotic fluid index versus the single pocket technique. Am J Obstet Gynecol 2004;190:1564-70.
The rapid biophysical profile early intrapartum fetal well-being assessment. Int J Gynaecol Obstet 2006;95:14-17.
Fetal head moulding: Diagnosis by ultrasound and a review of the literature. J Perinatol 1991;11:105-11.
Intrapartum ultrasonographic depiction of fetal malpositioning and mild parietal bone compression in association with uterine leiomyoma. J Matern Fetal Med 1999;8:28-31.
Prenatal sonographic diagnosis of cephalhematoma due to pre-labor trauma. Pediatr Radiol 1982;12:145-47.
In utero sonographic demonstration of a caput succedaneum. J Ultrasound Med 1986;5:711.
Prenatal sonographic diagnosis of scalp edema/cephalhematoma mimicking an encephalocele. AJR Am J Roentgenol 1993;161:1247-48.
Enhanced transvaginal sonographic depiction of caput succedaneum prior to labor. Ultrasound Med 1994;13:1005-08.
Cephalhematoma and caput succedaneum: Do they always occur in labor? Am J Obstet Gynecol 1998;179:906-08.
Effect of labor on maternal cerebral blood flow. Am J Obstet Gynecol 1998;178:59-61.
Evaluation of cerebral perfusion changes in laboring women: Effects of epidural anesthesia. Ultrasound Obstet Gynecol 1999;14:393-96.
Cerebral blood flow during labor in the human fetus. Acta Obstet Gynecol Scand 1990;69:493-95.
Fetal middle cerebral artery blood flow during normal active labor and in labour with variable decelerations. Br J Obstet Gynaecol 1992;99:483-85.
Cerebral and peripheral circulation responses to intracranial hypertension in sheep. Circ Res 1989;64:991-1000.
Fetal cerebral blood flow velocity during labor and the early neonatal period. Ultrasound Obstet Gynecol 1994;4:372-76.
Acute centralization of blood flow in compromised human fetuses evoked by uterine contractions. Early Hum Dev 2006;82:747-52.
Doppler ultrasonographic evidence of intrapartum brainsparing effect in fetuses with low oxygen saturation according to pulse oximetry. Am Obstet Gynecol. 1999;181:216-20.
The clinical significance of Doppler findings in middle cerebral artery during labor. Eur J Obstet Gynecol Reprod Biol 2003;109:45-50.
Evaluation of fetal intrapartum hypoxia by middle cerebral and umbilical artery Doppler velocimetry with simultaneous cardiotocography and pulse oximetry. Arch Gynecol Obstet 2004;270:265-70.
Changes in umbilical arterial and venous blood flow velocity waveforms during late decelerations of the fetal heart rate. Obstet Gynecol 1994;84:1038-40.
Doppler blood flow velocity waveforms of the umbilical artery during variable decelerations during labor. Int J Gynaecol Obstet 1997;59:207-11.
Analysis of umbilical flow parameters during fetal variable decelerations using computerized Doppler waveforms. Fetal Diagn Ther 1999;14:2-10.
Uterine and umbilical artery velocimetry during normal labor. Am J Obstet Gynecol 1987;157:40-43.
Normal values of fetal ductus venosus blood flow waveforms during the first stage of labor. Ultrasound Obstet Gynecol 2002;19:556-61.
Uterine activity and ductus venosus flow velocity patterns during the first stage of labor. Int J Gynaecol Obstet 2006;95:18-23.
Atypical ductus venosus blood flow pattern during a prolonged fetal heart rate deceleration in labor. Ultrasound Obstet Gynecol 2006;26: 180-82.
Myometrial thickness during human labor and immediately postpartum. Am J Obstet Gynecol 2003;188:553-99.
Postpartum ultrasonographic findings associated with placenta accreta. Am J Obstet Gynecol 1992;167:601-02.
Dynamic ultrasonographic imaging of the third stage of labor: New perspectives into third stage mechanisms. Am J Obstet Gynecol 1993;168:1496-99.
Placenta accreta: Postpartum diagnosis and potentially new mode of management using real-time ultrasonography. J Clin Ultrasound 1994;22:204-08.
Gray scale and color Doppler sonography in the third stage of labor for early detection of failed placental separation. Ultrasound Obstet Gynecol 2000;15:138-42.
Complicated third stage of labor; time to switch on the scanner. Ultrasound Obstet Gynecol 2002;15:89-95.
Down-up sequential separation of the placenta. Ultrasound Obstet Gynecol 2002;19:278-81.
Study of the third stage of labor by color Doppler sonography. Arch Gynecol Obstet 2003;267:202-04.
Postpartum surveillance of urinary retention by ultrasonography: The effect of epidural analgesia. Ultrasound Obstet Gynecol 1995;6:130-34.
Intrapartum ultrasound estimation of total bladder volume. BJOG 2004;111:103-08.
Post-void residual volume in labor: A prospective study comparing parturients with and without epidural anesthesia. Acta Anaesthesiol Scand 2006;50:1297-1303.
Patient-controlled epidural analgesia: The role of epidural fentanyl in peripartum urinary retention. Int J Obstet Anesth 2006;15:206-11.
Maternal and perinatal outcomes with increasing duration of the second stage of labor. Obstet Gynecol 2009 Jun;113(6): 1248-58.
The effect of childbirth on pelvic organ mobility. Obstet Gynecol 2003;102:223-28.
Urinary incontinence after vaginal delivery or cesarean section. New England J Med 2003;348:900-07.
Pelvic floor trauma in labour-myth or reality? Aust NZJ Obstet Gynaecol 2005;45:3-11.
Experiences of emergency cesarean section: A phenomenological study of 53 women. Birth 1998;25:246-51.
Risk factors in pregnancy for post-traumatic stress and depression after childbirth. BJOG 2009 Apr;116(5):672–80. Epub 2009 Feb 10.
Posttraumatic stress disorder after childbirth: Analysis of symptom presentation and sampling. J Affect Disord 2009 Dec;119(1-3):200–04. Epub 2009 Apr 14.
Childbirth and the development of acute trauma symptoms: Incidence and contributing factors. Birth 2000;27:104-11.
Cesarean section without clinical indication versus vaginal delivery as a paradigmatic model in the discourse of medical setting decisions. Matern Fetal Neonatal Med 2010 Dec 15.
Informed consent for obstetrics management: A urogynecologic perspective. Int Urogynecol J 2001;12:289-91.
Increased risk of cesarean delivery with advancing maternal age: Indications and associated factors in nulliparous women. Am J Obstet Gynecol 2001;185:883-87.
Association between maternal age and the likelihood of a cesarean section: A population-based multivariate logistic regression analysis. Acta Obstet Gynecol Scand 2004 Dec;83(12):1178-83.
Delayed parenthood and the risk of cesarean delivery--is paternal age an independent risk factor? Birth 2006 Mar;33(1):18-26.
Dystocia increases with advancing maternal age. Am J Obstet Gynecol 2006 Sep;195(3):760-63.
Pelvic organ mobility is associated with delivery mode. Aust NZJ Obstet Gynaecol 2003;43:70-74.
Lanzarone. Measuring engagement of the fetal head: Validity and reproducibility of a new ultrasound technique. Ultrasound Obstet Gynecol 2005;25:165-68.
Anatomical assessment of the bladder outlet and proximal urethra using ultrasound and videocystourethrography. Int Urogynecol J Pelvic Floor Dysfunct 1998;9:365-69.
Pelvic scoring for elective induction. Obstet Gynecol 1964;24:266-68.
Bishop score: A poor diagnostic test to predict failed induction versus vaginal delivery. South Med J 1998;91:248-52.
Pre-induction sonographic measurement of cervical length in prolonged pregnancy: The effect of parity in the prediction of the need for cesarean section. Ultrasound Obstet Gynecol 2003;22:45-48.
Models for the prediction of successful induction of labor based on preinduction sonographic measurement of cervical length. J Matern Fetal Neonatal Med 2005;17:315-22.
Outcome of induction of labour using maternal characteristics, ultrasound assessment and biochemical state of the cervix. J Matern Fetal Neonatal Med 2010 Dec;23(12):1406-12. Epub 2010 Mar 16.
Pre-induction sonographic assessment of the cervix in the prediction of successful induction of labour in nulliparous women. Aust NZJ Obstet Gynaecol 2007 Oct;47(5):389-93.
Influence of persistent occiput posterior position on delivery outcome. Obstet Gynecol 2001;98:1027-31.
Occipitoposterior position: Associated factors and obstetric outcome in nulliparas. Obstet Gynecol 2000;96:749-52.
Intrapartum sonography and persistent occiput posterior position: A study of 408 deliveries. Obstet Gynecol 1998;91:746-49.
Clinical and ultrasound parameters to predict the risk of cesarean delivery after induction of labor. Obstet Gynecol 2006;107:227-33.
Ultrasound assessment of fetal head-perineum distance before induction of labor. Ultrasound Obstet Gynecol 2008;32:199-204.
Prediction of labor and delivery by transperineal ultrasound in pregnancies with prelabor rupture of membranes at term. Ultrasound Obstet Gynecol. 2006;27:387-91.
Prediction of successful induction of labor: Comparison of transvaginal ultrasonography and the Bishop score. Eur J Ultrasound 1998;7:183-87.
Comparison of digital and ultrasonographic examination of the cervix in predicting time interval from induction to delivery in women with a low Bishop score. BJOG 2005;112:192-96.
Comparison of pre-induction ultrasonographic cervical length and Bishop score in predicting risk of cesarean section after labor induction with prostaglandins. Gynecol Obstet Fertil 2005;33:17-22.
Preinduction sonographic measurement of cervical length in the prediction of successful induction of labor. Ultrasound Obstet Gynecol 2001;18:623-28.
The value of ultrasound in the prediction of successful induction of labor. Ultrasound Obstet Gynecol 2004;24:538-49.
Pre-induction sonographic measurement of cervical length in prolonged pregnancy: The effect of parity in the prediction of induction-to-delivery interval. Ultrasound Obstet Gynecol 2003;22:40-44.
Comparison of ultrasonographic cervical length and the Bishop score in predicting successful labor induction. Acta Obstet Gynecol Scand 2007;86:799-804.
Interobserver agreement in intrapartum estimation of fetal head station. Int J Gynaecol Obstet 2008;101:285-89.
Birth simulator: Reliability of transvaginal assessment of fetal head station as defined by the American College of Obstetricians and Gynecologists classification. Am J Obstet Gynecol 2005;192:868-74.
Reassessing the labor curve in nulliparous women. American Journal of Obstetrics and Gynecology 2002;187(4):824-28.
Monitoring of the effacement of the uterine cervix by transperineal ultrasonography. J Ultrasound Med 1995;14: 719-24.
Sonographic assessment of the cervix before, during and after a uterine contraction is effective in predicting the course of labor. Ultrasound Obstet Gynecol 2003;22:604-08.
Labor and delivery. In: Gabbe SG, Niebyl JR, Simpson JL (Eds). Obstetrics: Normal and problem pregnancies (3rd ed). New York: Churchill Livingstone; 2003.
Normal labor and delivery. In: Cunningham FG, Leveno KJ, Bloom SL, Hauth JC, Gilstrap LC III, Wenstrom KD (Eds). Williams obstetrics (22nd ed). New York: McGraw-Hill; 2005:409-41. Cunningham FG, Leveno KJ, Bloom SL, Hauth JC, Rouse DJ, Spong CY. Williams obstetrics. 23st ed. New York : Mc Graw Hill; 2010.
Dystocia in late labor: Determining fetal position by clinical and ultrasonic measures. Am J Perinatol 1989;6:316-19.
Determination of fetal occiput position by ultrasound during the second stage of labor. J Matern Fetal Med 2001;10:283-86.
Intrapartum fetal head position I: Comparison between transvaginal digital examination and transabdominal ultrasound assessment during the active stage of labor. Ultrasound Obstet Gynecol 2002;19:258-63.
Intrapartum fetal head position II: Comparison between transvaginal digital examination and transabdominal ultrasound assessment during the second stage of labor. Ultrasound Obstet Gynecol 2002;19:264-68.
Intrapartum sonography to determine fetal head position. J Matern Fetal Neonatal Med 2002;12:172-77.
Intrapartum ultrasound for the examination of the fetal head position in normal and obstructed labor. J Matern Fetal Neonatal Med 2003;13:59-63.
Vaginal versus ultrasound examination of fetal occiput position during the second stage of labor. Am J Obstet Gynecol 2004;191:521-24.
Fetal head position during the second stage of labor: Comparison of digital vaginal examination and transabdominal ultrasonographic examination. Eur J Obstet Gynecol Reprod Biol 2005 Dec 1;123(2):193-7. Epub 2005 May 31.
Comparison of transvaginal digital examination with intrapartum sonography to determine fetal head position before instrumental delivery. Ultrasound Obstet Gynecol 2003;21:437-40.
Transabdominal ultrasound assessment of the fetal head and the accuracy of vacuum cup application. Int J Gynaecol Obstet 2007;98:120-23.
Influence of occiput posterior position on the fetal heart rate pattern. Obstet Gynecol 1980;55:301-04.
Vaginal delivery from the persistent occiput posterior position. Influence on maternal and neonatal morbidity. J Reprod Med 1993;38: 955-61.
Occipital posterior and occipital transverse positions: Reappraisal of the obstetric risks. Aust NZ. J Obstet Gynaecol 2000;40:275-79.
Influence of persistent occiput posterior position on delivery outcome. Obstet Gynecol 2001;98:1027-31.
The fetal occiput posterior position: State of the science and a new perspective. Birth 2010 Mar;37(1):61-71.
Aggressive or expectant management of labour: A randomised clinical trial. Br J Obstet Gynaecol 2003;110: 457-61.
Intrapartum sonography and persistent occiput posterior position: A study of 408 deliveries. Obstet Gynecol 1998;91:746-49.
Investigation of occiput posterior delivery by intrapartum sonography. Ultrasound Obstet Gynecol 2004;24:425-28.
Changes in fetal position during labor and their association with epidural anesthesia. Obstet Gynecol 2005;105:974-82.
Intrapartum assessment of fetal head engagement: Comparison between transvaginal digital and transabdominal ultrasound determinations. Ultrasound Obstet Gynecol 2003;21:430-36.
A comparison of abdominal and vaginal examinations for the diagnosis of engagement of the fetal head. Aust NZ J Obstet Gynacol 1993;33:154-58.
Tutschek. Intrapartum translabial ultrasound (ITU): Sonographic landmarks and correlation with successful vacuum extraction. Ultrasound Obstet Gynecol 2006;28:753-60.
What is the most reliable ultrasound parameter for assessment of fetal head descent? Ultrasound Obstet Gynecol 2010;36: 493-99.
Ultrasound in labor and delivery. Fetal Diagn Ther 2010;27:61-67.
Diagnosis of station and rotation of the fetal head in the second stage of labor with intrapartum translabial ultrasound. Ultrasound Obstet Gynecol 2009;33:331-36.
A new method to assess fetal head decent in labor with transperineal ultrasound. Ultrasound Obstet Gynecol 2009;33:313-19.
Transperineal ultrasound imaging in prolonged second stage of labor with occipitoanterior presenting fetuses: How well does the ‘angle of progression’ predict the mode of delivery? Ultrasound Obstet Gynecol 2009;33:326-30.
Anatomic relationship between the pubic symphysis and ischial spines and its clinical significance in the assessment of fetal head engagement and station during labor. Ultrasound Obstet Gynecol 2009;33:320-25.
Visualization of the fetal fontanels and skull sutures by three-dimensional translabial ultrasound during the second stage of labor. Ultrasound Obstet Gynecol 2008;31(4):484-86.
Measurement of fetal head descent using the ‘angle of progression’ on transperineal ultrasound imaging is reliable regardless of fetal head station or ultrasound expertise. Ultrasound Obstet Gynecol. 2010;35:216-22.
Utilization of real-time ultrasound on labor and delivery in an active academic teaching hospital. Am J Perinatol 1999;16: 303-07.