Intrapartum sonographic signs: new diagnostic tools in malposition and malrotation

References

• Erlik U, Wolman I. Intrapartum sonographic assessment of labor. J Obstet Gynaecol India 2013;63:297–300
   PubMedGoogle Scholar
• Sherer DM, Miodovnik M, Bradley KS, Langer O. Intrapartum fetal head position II: comparison between transvaginal digital examination and transabdominal ultrasound assessment during the active stage of labor. Ultrasound Obstet Gynecol 2002;19:258–63
   PubMed Web of Science ®Google Scholar
• Cunningham FG, MacDonald PC, Gant NF, et al. Mechanisms of normal labor in occiput presentation. In: Cunningham FG, MacDonald PC, Gant NF, et al. eds. Williams obstetrics. 20th ed. Stamford (CT): Appleton & Lange; 1997:319–25
   Google Scholar
• Caldwell WE, Moloy HC, D’Esopo DA. A röentgenologic study of the mechanism of engagement of the fetal head. Am J Obstet Gynecol 1934;28:824–41
   Google Scholar
• Duckelmann AM, Kalache KD. Fetal progression in birth canal: state of the art. In: Malvasi A, ed. Intrapartum ultrasonography for labor management. London, UK: Springer-Verlag; 2012; Chapter 13:159–81
   Google Scholar
• Gizzo S, Andrisani A, Noventa M, et al. Intrapartum ultrasound assessment of fetal spine position. Biomed Res Int 2014;2014:783598
   PubMed Web of Science ®Google Scholar
• Akmal S, Tsoi E, Kametas N, et al. Intrapartum sonography to determine fetal head position. J Matern Fetal Neonatal Med 2002;12:172–7
   PubMedGoogle Scholar
• Barbera AF, Pombar X, Perugino G, et al. A new method to assess fetal head descent in labor with transperineal ultrasound. Ultrasound Obstet Gynecol 2009;33:313–19
   PubMed Web of Science ®Google Scholar
• Barbera AF, Imani F, Becker T, et al. 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;33:320–5
   PubMed Web of Science ®Google Scholar
• Kalache KD, Duckelmann AM, Michaelis SAM, et al. 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
   PubMed Web of Science ®Google Scholar
• Dietz HP, Lanzarone V, Simpson JM. Predicting operative delivery. Ultrasound Obstet Gynecol 2006;27:409–15
   PubMed Web of Science ®Google Scholar
• Tutschek B, Braun T, Chantraine F, et al. A study of progress of labour using intrapartum translabial ultrasound, assessing head station, direction, and angle of descent. BJOG 2011;118:62–9
   PubMed Web of Science ®Google Scholar
• Henrich W, Dudenhausen J, Fuchs I, et al. Intrapartum translabial ultrasound (ITU): sonographic landmarks and correlation with successful vacuum extraction. Ultrasound Obstet Gynecol 2006;28:753–60
   PubMed Web of Science ®Google Scholar
• Ghi T, Farina A, Pedrazzi A, et al. Diagnosis of station and rotation of the fetal head in the second stage of labor with intrapartum translabial ultrasound. Ultrasound Obstet Gynecol 2009;33:331–6
   PubMed Web of Science ®Google Scholar
• Tutschek B, Torkildsen EA, Eggebø TM. Comparison between ultrasound parameters and clinical examination to assess fetal head station in labor. Ultrasound Obstet Gynecol 2013;41:425–9
   PubMed Web of Science ®Google Scholar
• Eggebø TM, Gjessing LK, Heien C, et al. Prediction of labor and delivery by transperineal ultrasound in pregnancies with prelabor rupture of membranes at term. Ultrasound Obstet Gynecol 2006;27:387–91
   PubMed Web of Science ®Google Scholar
• Youssef A, Maroni E, Ragusa A, et al. Fetal head-symphysis distance: a simple and reliable ultrasound index of fetal head station in labor. Ultrasound Obstet Gynecol 2013;41:419–24
   PubMed Web of Science ®Google Scholar
• Gilboa Y, Kivilevitch Z, Spira M, et al. Pubic arch angle in prolonged second stage of labor: clinical significance. Ultrasound Obstet Gynecol 2013;41:442–6
   PubMed Web of Science ®Google Scholar
• Malvasi A, Tinelli A, Brizzi A, et al. Intrapartum sonography for occiput posterior detection in early low dose combined spinal epidural analgesia by sufentanil and ropivacaine. Eur Rev Med Pharmacol Sci 2010;14:799–806
   PubMed Web of Science ®Google Scholar
• Cheng YW, Shaffer BL, Caughey AB. Associated factors and outcomes of persistent occiput posterior position: a retrospective cohort study from 1976 to 2001. J Matern Fetal Neonatal Med 2006;19:563–8
   PubMed Web of Science ®Google Scholar
• Malvasi A, Tinelli A, Brizzi A, et al. Intrapartum sonography head transverse and asynclitic diagnosis with and without epidural analgesia initiated early during the first stage of labor. Eur Rev Med Pharmacol Sci 2011;15:518–23
   PubMed Web of Science ®Google Scholar
• Blasi I, D'Amico R, Fenu R, et al. Sonographic assessment of fetal spine and head position during the first and second stages of labor for the diagnosis of persistent occiput posterior position: a pilot study. Ultrasound Obstet Gynecol 2010;35:210–15
   PubMed Web of Science ®Google Scholar
• Malvasi A, Stark M, Ghi T, et al. Intrapartum sonography for fetal head asynclitism and transverse position: sonographic signs and comparison of diagnostic performance between transvaginal and digital examination. J Matern Fetal Neonatal Med 2012;25:508–12
   PubMed Web of Science ®Google Scholar
• Julien S, Lockwood CJ, Barss VA. Face and brow presentations in labor. Up-to-date; 2014. Available from: http://www.uptodate.com/contents/face-and-brow-presentations-in-labor?source=machineLearning&search=face+presentation&selectedTitle=1%7E3&sectionRank=1&anchor=H3 - H3 [last accessed 8 Sept 2014]
   Google Scholar
• Lau W-L, Cho L-Y, Leung W-C. Intrapartum translabial ultrasound demonstration of face presentation during first stage of labor. J Obstet Gynaecol Res 2011;37:1868–71
   PubMed Web of Science ®Google Scholar
• Ghi T, Maroni E, Youssef A, et al. Intrapartum three-dimensional ultrasonographic imaging of face presentations: report of two cases. Ultrasound Obstet Gynecol 2012;40:117–18
   PubMed Web of Science ®Google Scholar
• Eggebø TM, Eymundsdottir AE, Ostborg TB. Face presentation and persistent deep mentum transverse position diagnosed with three-dimensional ultrasound. Ultrasound Obstet Gynecol 2015;45:490–1
   PubMed Web of Science ®Google Scholar
• Malvasi A, Tinelli A, Barbera A, et al. Occiput posterior position diagnosis: vaginal examination or intrapartum sonography? A clinical review. J Matern Fetal Neonatal Med 2014;27:520–6
   PubMed Web of Science ®Google Scholar
• Malvasi A, Barbera A, Ghi T, Tinelli A. Lateral asynclitism: introduction of a new terminology associated to specific fetal position of the fetal head diagnosed by ultrasound in the second stage of labor. J Matern Fetal Neonatal Med 2014;13:1–3
   Google Scholar
• Malvasi A, Di Renzo GC, Tinelli A. Is twisted head position lateral asynclitism in the first stage of labor? Ultrasound Obstet Gynecol 2015;46:251–2
   PubMed Web of Science ®Google Scholar