Knowledge

Pubic symphysis

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60: 529: 209: 517: 505: 40: 261:. The superior pubic ligament connects together the two pubic bones superiorly, extending laterally as far as the pubic tubercles. The inferior ligament in the pubic arch is also known as the arcuate pubic ligament or subpubic ligament; it is a thick, triangular arch of ligamentous fibers, connecting together the two pubic bones below, and forming the upper boundary of the 373:
The pubic symphysis widens slightly when the legs are stretched far apart. In sports where these movements are often performed, the risk of a pubic symphysis blockage is high, in which case, after completion of the movement, the bones at the symphysis do not realign correctly and can get jammed in a
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remodel this ligamentous capsule allowing the pelvic bones to be more flexible for delivery. The gap of the symphysis pubis, normally is 4–5 mm but during pregnancy there will be an increase of at least 2–3 mm, therefore, it is considered that a total width of up to 9 mm between the
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Analysis of the pelvis shows the skinny regions function as arches, transferring the weight of the upright trunk from the sacrum to the hips. The symphysis pubis connects these two weight-bearing arches, and the ligaments that surround this pelvic region maintain the mechanical integrity.
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In the newborn, the symphysis pubis is 9–10 mm in width, with thick cartilaginous end-plates. By mid-adolescence the adult size is achieved. During adulthood the end-plates decrease in width to a thinner layer. Degeneration of the symphysis pubis accompanies aging and
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Obstetrics and Gynaecology in The Tropics and Developing Countries. J. B. Lawson, Professor of Obstetrics and Gynaecology, University of Ibadan, Nigeria; D. B. Stewart, Professor of Obstetrics and Gynaecology, University of The West Indies,
403:, the most common inflammatory disease in this area, is treated with anti-inflammatory medication and rest. Degenerative joint disease of the symphysis, which can cause groin pain, results from instability or from abnormal pelvic mechanics. 475:
This practice was carried out in Europe before the introduction of the Caesarean section. Historically, during obstructed labor, the skull of the fetus was also, at least occasionally, crushed in order to further facilitate the delivery.
493:, as they can be used to estimate the age of adult skeletons. Throughout life, the surfaces are worn at a fairly predictable rate. By examining the wear of the pubic symphysis, it is possible to estimate the age of the person at death. 378:
position. The resulting pain can be severe, especially when further strain is put upon the affected joint. In most cases, the joint can only be successfully reduced into its normal position by a trained medical professional.
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is a surgical procedure in which the cartilage of the pubic symphysis is divided to widen the pelvis allowing childbirth when there is a mechanical problem. It allows the safe delivery of the fetus where
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is the white, shiny gristle at the end of long bones. This cartilage has poor healing potential, and efforts to induce it to repair itself frequently end up with a similar, but poorer fibrocartilage.
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attached to the fibrocartilage. The fibrocartilaginous disk is reinforced by a series of ligaments. These ligaments cling to the fibrocartilaginous disk to the point that fibers intermix with it.
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The main motions of the symphysis pubis are superior/inferior glide and separation/compression. The functions of the joint are to absorb shock during walking and allow delivery of a baby.
230:, possibly due to the nature of the compressive forces passing through this joint, which may lead to harmful vascular disease. The ends of both pubic bones are covered by a thin layer of 320:. Perichondrium surrounds the cartilage of developing bone; it has a layer of dense, irregular connective tissue and functions in the growth and repair of cartilage. 245:, which provide the most stability; the anterior and posterior ligaments are weaker. The strong and thicker superior ligament is reinforced by the tendons of the 344:. Women have a greater thickness of this pubic disc which allows more mobility of the pelvic bones, hence providing a greater diameter of pelvic cavity during 133: 955: 528: 109: 1133: 222:
joint. The width of the pubic symphysis at the front is 3–5 mm greater than its width at the back. This joint is connected by
193:. In most adults, it can be moved roughly 2 mm and with 1 degree rotation. This increases for women at the time of childbirth. 948: 1261: 304:. The collagenous fibers are usually placed in an orderly arrangement parallel to tension on the tissue. It has a low content of 766:
Scicluna, J.K.; et al. (January 2004). "Epidural analgesia for acute symphysis pubis dysfunction in the second trimester".
1079: 17: 265:. Above, it is blended with the interpubic fibrocartilaginous lamina; laterally, it is attached to the inferior rami of the 1306: 941: 873:
Franklin, D (January 2010). "Forensic age estimation in human skeletal remains: current concepts and future directions".
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at the SUNY Downstate Medical Center – "Major Joints of the Lower Extremity – hip and sacrum (anterior view)"
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Gamble, J.G.; Simmons, S.C. (February 1986). "The Symphysis Pubis: Anatomic and Pathologic Considerations".
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Lebel, D.E.; et al. (2010). "Symphysiolysis as an independent risk factor for cesarean delivery".
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is separation or slipping of the symphysis. It has been estimated to occur in 0.2% of pregnancies.
92: 1415: 1410: 1128: 452:(PGP). Overall, about 45% of all pregnant women and 25% of all women postpartum suffer from PGP. 246: 1452: 1316: 545: 396: 140: 116: 104: 428:
two bones is normal for a pregnant woman. The symphysis pubis separates to some degree during
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at the SUNY Downstate Medical Center – "The Male Pelvis: Hemisection of the Male Pelvis"
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is not an option. Symphysiotomy is suggested for woman in isolated areas experiencing
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bundles have cartilage cells between them; these cells to a certain extent resemble
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attaches to the pubic symphysis. In females, the pubic symphysis is attached to the
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Anterior view of the body pelvis from a dissection. Pubic symphysis anteriorly.
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results in calcific deposits in the symphysis. Inflammatory diseases, such as
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is composed of small, chained bundles of thick, clearly defined, type I
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Cartilaginous joint between the front of the left and right hip bones
968: 445: 293: 216: 752:"Pubic Symphysial Diastasis During Normal Vaginal Delivery of a", 441: 424: 44:
The pubic symphysis sits between and joins of the left and right
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Vol. 55 No. 4 July/August 2005 pp:365-366 S. A. Panditrao et al.
1230: 278: 972: 964: 269:; below, it is free, and is separated from the fascia of the 80: 930:β€”Plastination Laboratory at the Medical University of Vienna 743:(2002), 13: 141-155 Kelly Owens, Anne Pearson, Gerald Mason. 448:
condition. A diastasis of the symphysis pubis is a cause of
308:(2% of dry weight). Glycosaminoglycans are long, unbranched 312:(relatively complex carbohydrates) consisting of repeating 39: 566:"The adult human pubic symphysis: a systematic review" 563: 226:
and may contain a fluid-filled cavity; the center is
564:Becker, I.; Woodley, S.J.; Stringer, M.D. (2010). 316:units. Fibrocartilage does not have a surrounding 963: 768:International Journal of Obstetric Anesthesiology 472:where other medical intervention is unavailable. 1474: 489:Pubic symphyses have importance in the field of 699:Journal of Maternal-Fetal and Neonatal Medicine 612: 484: 949: 661: 432:. In some women this separation can become a 1449:ligaments connecting the sacrum and ischium 615:"Nutrition pathways to the symphysis pubis" 440:could be the result of a rapid birth, or a 988: 956: 942: 664:Clinical Orthopaedics and Related Research 399:, result in bony fusion of the symphysis. 58: 38: 1134:Tectorial membrane of atlanto-axial joint 928:Cross section image: pelvis/pelvis-e12-15 911:Pelvic Instability Network Support (PINS) 826: 638: 589: 872: 765: 613:da Rocha, RC; Chopard, RP (March 2004). 522:Median sagittal section of female pelvis 363: 207: 14: 1475: 510:Median sagittal section of male pelvis 479: 937: 696: 1307:intraarticular sternocostal ligament 496: 323: 196:The name comes from the Greek word 191:suspensory ligament of the clitoris 162: 24: 800: 741:Fetal and Maternal Medicine Review 181:. It is in front of and below the 25: 1499: 1213:posterior sacrococcygeal ligament 904: 284: 251:abdominal external oblique muscle 86:symphysis pubica, symphysis pubis 1444:interosseous sacroiliac ligament 1208:anterior sacrococcygeal ligament 676:10.1097/00003086-198602000-00033 631:10.1111/j.0021-8782.2004.00271.x 582:10.1111/j.1469-7580.2010.01300.x 527: 515: 503: 455: 434:diastasis of the symphysis pubis 273:by an opening through which the 187:suspensory ligament of the penis 1154:posterior atlantoaxial ligament 1013:posterior longitudinal ligament 866: 853: 423:in the human, hormones such as 1312:radiate sternocostal ligaments 1149:anterior atlantoaxial ligament 1008:anterior longitudinal ligament 887:10.1016/j.legalmed.2009.09.001 861:New York Times Review of Books 843: 801:Wu, W.H.; et al. (2004). 794: 759: 746: 739:"Pubic symphysis separation". 733: 690: 655: 606: 557: 334: 200:, meaning 'growing together'. 13: 1: 1439:posterior sacroiliac ligament 875:Legal Medicine (Tokyo, Japan) 551: 275:deep dorsal vein of the penis 1434:anterior sacroiliac ligament 1118:Transverse ligament of atlas 485:Use in forensic anthropology 414: 387:Metabolic diseases, such as 203: 7: 539: 351: 237:Two such ligaments are the 173:between the left and right 10: 1504: 1114:Cruciate ligament of atlas 780:10.1016/j.ijoa.2003.08.006 543: 391:, produce widening, while 382: 1424: 1401: 1374: 1365: 1343: 1325: 1297: 1270: 1247: 1238: 1229: 1198: 1180: 1162: 1103: 1094: 1066: 1021: 997: 979: 819:10.1007/s00586-003-0615-y 711:10.3109/14767050903420291 368: 215:The pubic symphysis is a 139: 127: 115: 103: 91: 79: 74: 69: 57: 37: 32: 1280:Costotransverse ligament 1262:Intra-articular ligament 1054:intertransverse ligament 922:Anatomy photo:44:03-0104 916:Anatomy photo:17:st-0206 1416:inferior pubic ligament 1411:superior pubic ligament 1129:Apical ligament of dens 247:rectus abdominis muscle 243:inferior pubic ligament 239:superior pubic ligament 1453:sacrotuberous ligament 1317:costoxiphoid ligaments 807:European Spine Journal 754:Journal of Obste India 546:anatomical terminology 444:delivery, or may be a 397:ankylosing spondylitis 212: 141:Anatomical terminology 64:#5 is pubic symphysis. 18:Arcuate pubic ligament 1458:sacrospinous ligament 1049:interspinous ligament 1037:supraspinous ligament 491:forensic anthropology 364:Clinical significance 296:fibers. This fibrous 211: 1285:Lumbocostal ligament 389:renal osteodystrophy 271:urogenital diaphragm 177:of the pubis of the 1190:iliolumbar ligament 1076:intervertebral disc 480:Society and culture 171:cartilaginous joint 1388:Obturator membrane 619:Journal of Anatomy 570:Journal of Anatomy 544:This article uses 450:pelvic girdle pain 306:glycosaminoglycans 259:muscles of the hip 213: 1470: 1469: 1466: 1465: 1361: 1360: 1293: 1292: 1225: 1224: 1221: 1220: 1062: 1061: 863:, 22 October 2006 859:Hope Langer, MD; 497:Additional images 466:caesarean section 329:Hyaline cartilage 324:Hyaline cartilage 298:connective tissue 232:hyaline cartilage 169:) is a secondary 155: 154: 150: 16:(Redirected from 1495: 1372: 1371: 1257:Radiate ligament 1245: 1244: 1236: 1235: 1101: 1100: 1085:nucleus pulposus 1024:vertebral arches 1000:vertebral bodies 995: 994: 986: 985: 958: 951: 944: 935: 934: 899: 898: 870: 864: 857: 851: 847: 841: 840: 830: 798: 792: 791: 763: 757: 750: 744: 737: 731: 730: 694: 688: 687: 670:(203): 261–272. 659: 653: 652: 642: 610: 604: 603: 593: 561: 531: 519: 507: 470:obstructed labor 277:passes into the 185:. In males, the 164: 147:edit on Wikidata 144: 62: 42: 30: 29: 21: 1503: 1502: 1498: 1497: 1496: 1494: 1493: 1492: 1473: 1472: 1471: 1462: 1420: 1403:Pubic symphysis 1397: 1393:Obturator canal 1357: 1339: 1321: 1289: 1272:Costotransverse 1266: 1217: 1194: 1176: 1158: 1090: 1080:anulus fibrosus 1058: 1042:nuchal ligament 1032:ligamenta flava 1017: 975: 962: 907: 902: 871: 867: 858: 854: 848: 844: 799: 795: 764: 760: 751: 747: 738: 734: 695: 691: 660: 656: 611: 607: 562: 558: 554: 549: 542: 535: 532: 523: 520: 511: 508: 499: 487: 482: 458: 417: 385: 371: 366: 354: 337: 326: 310:polysaccharides 287: 255:gracilis muscle 220:amphiarthrodial 206: 183:urinary bladder 159:pubic symphysis 151: 65: 53: 33:Pubic symphysis 28: 23: 22: 15: 12: 11: 5: 1501: 1491: 1490: 1485: 1468: 1467: 1464: 1463: 1461: 1460: 1455: 1446: 1441: 1436: 1430: 1428: 1422: 1421: 1419: 1418: 1413: 1407: 1405: 1399: 1398: 1396: 1395: 1390: 1384: 1382: 1369: 1363: 1362: 1359: 1358: 1356: 1355: 1349: 1347: 1341: 1340: 1338: 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384: 381: 370: 367: 365: 362: 353: 350: 336: 333: 325: 322: 290:Fibrocartilage 286: 285:Fibrocartilage 283: 224:fibrocartilage 205: 202: 153: 152: 143: 137: 136: 131: 125: 124: 119: 113: 112: 107: 101: 100: 95: 89: 88: 83: 77: 76: 72: 71: 67: 66: 63: 55: 54: 43: 35: 34: 26: 9: 6: 4: 3: 2: 1500: 1489: 1486: 1484: 1481: 1480: 1478: 1459: 1456: 1454: 1450: 1447: 1445: 1442: 1440: 1437: 1435: 1432: 1431: 1429: 1427: 1423: 1417: 1414: 1412: 1409: 1408: 1406: 1404: 1400: 1394: 1391: 1389: 1386: 1385: 1383: 1381: 1380:pelvic girdle 1377: 1373: 1370: 1368: 1364: 1354: 1351: 1350: 1348: 1346: 1345:Costochondral 1342: 1336: 1333: 1332: 1330: 1328: 1327:Interchondral 1324: 1318: 1315: 1313: 1310: 1308: 1305: 1304: 1302: 1300: 1296: 1286: 1283: 1281: 1278: 1277: 1275: 1273: 1269: 1263: 1260: 1258: 1255: 1254: 1252: 1250: 1246: 1243: 1241: 1237: 1234: 1232: 1228: 1214: 1211: 1209: 1206: 1205: 1203: 1201: 1197: 1191: 1188: 1187: 1185: 1183: 1179: 1173: 1170: 1169: 1167: 1165: 1164:Zygapophysial 1161: 1155: 1152: 1150: 1147: 1146: 1143: 1139: 1138: 1135: 1132: 1130: 1127: 1125: 1124:Alar ligament 1122: 1119: 1115: 1111: 1110: 1108: 1106: 1105:Atlanto-axial 1102: 1099: 1097: 1093: 1086: 1083: 1081: 1077: 1074: 1073: 1071: 1069: 1065: 1055: 1052: 1050: 1047: 1043: 1040: 1039: 1038: 1035: 1033: 1030: 1029: 1027: 1025: 1020: 1014: 1011: 1009: 1006: 1005: 1003: 1001: 996: 993: 991: 987: 984: 982: 978: 974: 970: 966: 959: 954: 952: 947: 945: 940: 939: 936: 929: 926: 923: 920: 917: 914: 912: 909: 908: 896: 892: 888: 884: 880: 876: 869: 862: 856: 846: 838: 834: 829: 824: 820: 816: 812: 808: 804: 797: 789: 785: 781: 777: 773: 769: 762: 755: 749: 742: 736: 728: 724: 720: 716: 712: 708: 704: 700: 693: 685: 681: 677: 673: 669: 665: 658: 650: 646: 641: 636: 632: 628: 624: 620: 616: 609: 601: 597: 592: 587: 583: 579: 576:(5): 475–87. 575: 571: 567: 560: 556: 547: 530: 525: 518: 513: 506: 501: 500: 494: 492: 477: 473: 471: 467: 462: 461:Symphysiotomy 456:Symphysiotomy 453: 451: 447: 443: 439: 435: 431: 426: 422: 412: 410: 409: 404: 402: 398: 394: 390: 380: 377: 361: 358: 349: 347: 343: 332: 330: 321: 319: 318:perichondrium 315: 311: 307: 303: 299: 295: 291: 282: 280: 276: 272: 268: 264: 260: 256: 252: 248: 244: 240: 235: 233: 229: 225: 221: 218: 210: 201: 199: 194: 192: 188: 184: 180: 176: 175:superior rami 172: 168: 160: 148: 142: 138: 135: 132: 130: 126: 123: 120: 118: 114: 111: 108: 106: 102: 99: 96: 94: 90: 87: 84: 82: 78: 73: 68: 61: 56: 51: 47: 46:superior rami 41: 36: 31: 19: 1448: 1402: 1353:no ligaments 1352: 1335:no ligaments 1334: 1299:Sternocostal 1172:no ligaments 1171: 1142:no ligaments 1141: 878: 874: 868: 860: 855: 845: 810: 806: 796: 774:(1): 50–52. 771: 767: 761: 753: 748: 740: 735: 702: 698: 692: 667: 663: 657: 622: 618: 608: 573: 569: 559: 488: 474: 459: 418: 406: 405: 386: 372: 359: 355: 338: 327: 314:disaccharide 302:tendon cells 288: 242: 238: 236: 214: 197: 195: 166: 158: 156: 110:A03.6.02.001 85: 1376:Syndesmoses 1249:Head of rib 1182:Lumbosacral 990:Syndesmosis 335:Development 267:pubic bones 217:nonsynovial 75:Identifiers 50:pubic bones 1477:Categories 1426:Sacroiliac 881:(1): 1–7. 552:References 430:childbirth 393:ochronosis 376:dislocated 346:childbirth 342:postpartum 263:pubic arch 1140:Lateral: 1068:Symphysis 981:Vertebral 969:ligaments 438:diastasis 421:pregnancy 415:Pregnancy 257:, and by 228:avascular 204:Structure 198:symphysis 179:hip bones 167:symphyses 1112:Medial: 895:19853490 837:15338362 788:15321442 727:42116716 719:20199196 649:15032910 600:20840351 540:See also 446:prenatal 352:Function 294:collagen 241:and the 850:Jamaica 828:3476662 684:3955988 640:1571274 591:3035856 442:forceps 425:relaxin 419:During 383:Disease 98:D011631 70:Details 48:of the 1488:Joints 1483:Pelvis 1367:Pelvis 1231:Thorax 965:Joints 893:  835:  825:  786:  725:  717:  682:  647:  637:  598:  588:  436:. The 369:Injury 279:pelvis 253:, the 249:, the 973:torso 723:S2CID 145:[ 134:16950 81:Latin 967:and 891:PMID 833:PMID 784:PMID 715:PMID 680:PMID 645:PMID 596:PMID 157:The 122:1855 105:TA98 93:MeSH 1378:of 1022:Of 998:Of 971:of 883:doi 823:PMC 815:doi 776:doi 707:doi 672:doi 668:203 635:PMC 627:doi 623:204 586:PMC 578:doi 574:217 163:pl. 129:FMA 117:TA2 1479:: 1451:: 889:. 879:12 877:. 831:. 821:. 811:13 809:. 805:. 782:. 772:13 770:. 721:. 713:. 703:23 701:. 678:. 666:. 643:. 633:. 621:. 617:. 594:. 584:. 572:. 568:. 348:. 281:. 165:: 1120:) 1116:( 1087:) 1078:( 957:e 950:t 943:v 897:. 885:: 839:. 817:: 790:. 778:: 729:. 709:: 686:. 674:: 651:. 629:: 602:. 580:: 548:. 161:( 149:] 52:. 20:)

Index

Arcuate pubic ligament

superior rami
pubic bones

Latin
MeSH
D011631
TA98
A03.6.02.001
TA2
1855
FMA
16950
Anatomical terminology
edit on Wikidata
cartilaginous joint
superior rami
hip bones
urinary bladder
suspensory ligament of the penis
suspensory ligament of the clitoris

nonsynovial
amphiarthrodial
fibrocartilage
avascular
hyaline cartilage
rectus abdominis muscle
abdominal external oblique muscle

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