Levator avulsion using a tomographic ultrasound and magnetic resonancebased model

American Journal of Obstetrics and Gynecology

Volumn 205, Issue 3, 2011, Pages 232.e1-232.e8

  Zhuang, Rong R ^a   Song, Yan F ^a   Chen, Zi Q ^b   Ma, Ming ^b   Huang, Hui J ^a   Chen, Jin H ^a   Li, Yun M ^b  

^a FUZHOU GENERAL HOSPITAL   (China)

^b FUJIAN MEDICAL UNIVERSITY   (China)

Author keywords

levator ani; magnetic resonance imaging; pelvic organ prolapse; tomographic ultrasound imaging

Indexed keywords

ADULT; ARTICLE; AVULSION INJURY; COMPARATIVE STUDY; COMPUTER PROGRAM; CONTROLLED CLINICAL TRIAL; CONTROLLED STUDY; DIAGNOSTIC TEST ACCURACY STUDY; ECHOGRAPHY; FEMALE; HUMAN; LEVATOR ANI MUSCLE; LEVATOR AVULSION; MAJOR CLINICAL STUDY; NUCLEAR MAGNETIC RESONANCE; PELVIC ORGAN PROLAPSE; PRIORITY JOURNAL; THREE DIMENSIONAL IMAGING; TOMOGRAPHY; VAGINAL DELIVERY;

EID: 80955179594     PISSN: 00029378     EISSN: 10976868     Source Type: Journal    
DOI: 10.1016/j.ajog.2011.03.052     Document Type: Article

References (29)

1. R. Kearney, J.M. Miller, and J.A. Ashton-Miller Obstetric factors associated with levator ani muscle injury after vaginal birth Obstet Gynecol 107 2006 144 149
2. H.P. Dietz, and P.D. Wilson Childbirth and pelvic floor trauma Best Pract Res Clin Obstet Gynaecol 19 2005 913 924 (Pubitemid 43012999)
3. J.O. DeLancey, R. Kearney, Q. Chou, S. Speights, and S. Binno The appearance of levator ani muscle abnormalities in magnetic resonance images after vaginal delivery Obstet Gynecol 101 2003 46 53 (Pubitemid 36057087)
4. H.P. Dietz, and J.M. Simpson Levator trauma is associated with pelvic organ prolapse BJOG 115 2008 979 984 (Pubitemid 351841765)
5. R. Kearney, J.M. Miller, and J.O. Delancey Interrater reliability and physical examination of the pubovisceral portion of the levator ani muscle, validity comparisons using MR imaging Neurourol Urodyn 25 2006 50 54 (Pubitemid 43050208)
6. H.P. Dietz, and C. Shek Levator avulsion and grading of pelvic floor muscle strength Int Urogynecol J Pelvic Floor Dysfunct 19 2008 633 636 (Pubitemid 351516937)
7. H.L. Gainey Post-partum observation of pelvic tissue damage Am J Obstet Gynecol 46 1943 457 466
8. K. Singh, M. Jakab, and W.M. Reid Three-dimensional magnetic resonance imaging assessment of levator ani morphologic features in different grades of prolapse Am J Obstet Gynecol 188 2003 910 915 (Pubitemid 36530037)
9. Y. Hsu, C. Lewicky-Gaupp, and J.O. DeLancey Posterior compartment anatomy as seen in magnetic resonance imaging and 3-dimensional reconstruction from asymptomatic nulliparas Am J Obstet Gynecol 198 2008 651.e1 651.e7
10. L. Chen, Y. Hsu, J.A. Ashton-Miller, and J.O. DeLancey Measurement of the pubic portion of the levator ani muscle in women with unilateral defects in 3-D models from MR images Int J Gynaecol Obstet 92 2006 234 241 (Pubitemid 43286985)
11. L. Hoyte, L. Brubaker, and J.R. Fielding Measurements from image-based three dimensional pelvic floor reconstruction: a study of inter- and intra-observer reliability J Magn Reson Imaging 30 2009 344 350
12. L. Hoyte, L. Schierlitz, and K. Zou Two- and 3-dimensional MRI comparison of levator ani structure, volume, and integrity in women with stress incontinence and prolapse Am J Obstet Gynecol 185 2001 11 19 (Pubitemid 32681785)
13. Z. Abdool, K.L. Shek, and H.P. Dietz The effect of levator avulsion on hiatal dimension and function Am J Obstet Gynecol 201 2009 89.e1 89.e5
14. H.P. Dietz, and K.L. Shek Tomographic ultrasound imaging of the pelvic floor: which levels matter most? Ultrasound Obstet Gynecol 33 2009 698 703
15. H.P. Dietz Quantification of major morphological abnormalities of the levator ani Ultrasound Obstet Gynecol 29 2007 329 334 (Pubitemid 46447319)
16. H.P. Dietz, A. Abbu, and K.L. Shek The levator-urethra gap measurement: a more objective means of determining levator avulsion? Ultrasound Obstet Gynecol 32 2008 941 945
17. H.P. Dietz, and K.L. Shek The quantification of levator muscle resting tone by digital assessment Int Urogynecol J Pelvic Floor Dysfunct 19 2008 1489 1493
18. H.P. Dietz, and C. Shek Levator avulsion and grading of pelvic floor muscle strength Int Urogynecol J 19 2008 633 636 (Pubitemid 351516937)
19. K. Strohbehn, J. Ellis, J.A. Srohbehn, and J.O.L. Delancey Magnetic resonance imaging of the levator ani with anatomic correlations Obstet Gynecol 87 1996 277 285 (Pubitemid 26033147)
20. J.A. Kruger, S.W. Heap, B.A. Murphy, and H.P. Dietz Pelvic floor function in nulliparous women using three-dimensional ultrasound and magnetic resonance imaging Obstet Gynecol 111 2008 631 638 (Pubitemid 351654067)
21. M. Majida, I.H. Braekken, and K. Bø Validation of three-dimensional perineal ultrasound and magnetic resonance imaging measurements of the pubovisceral muscle at rest Ultrasound Obstet Gynecol 35 2010 715 722
22. M.D. Barber, M.D. Walters, and R.C. Bump Short forms of two condition-specific quality-of-life questionnaires for women with pelvic floor disorders (PFDI-20 and PFIQ-7) Am J Obstet Gynecol 193 2005 103 113 (Pubitemid 40991834)
23. R.C. Bump, A. Mattiasson, and K. Bø The standardization of terminology of female pelvic organ prolapse and pelvic floor dysfunction Am J Obstet Gynecol 175 1996 10 17 (Pubitemid 26282199)
24. R.U. Margulies, Y. Hsu, and R. Kearney Appearance of the levator ani muscle subdivisions in magnetic resonance images Obstet Gynecol 107 2006 1064 1069
25. R. Kearney, R. Sawhney, and J.O. DeLancey Levator ani muscle anatomy evaluated by origin-insertion pairs Obstet Gynecol 104 2004 168 173 (Pubitemid 40458921)
26. R.U. Margulies, M. Huebner, and J.O. DeLancey Origin and insertion points involved in levator ani muscle defects Am J Obstet Gynecol 196 2007 251.e1 251.e5
27. H.P. Dietz, and K.L. Shek Levator defects can be detected by 2D translabial ultrasound Int Urogynecol J 20 2009 807 811
28. K.A. Larson, Y. Hsu, L. Chen, J.A. Ashton-Miller, and J.O. DeLancey Magnetic resonance imaging-based three-dimensional model of anterior vaginal wall position at rest and maximal strain in women with and without prolapse Int Urogynecol J Pelvic Floor Dysfunct 21 2010 1103 1109
29. H.P. Dietz, A.B. Steensma, and L.eds. Hoyte Atlas of pelvic floor ultrasound 2007 Springer Verlag London