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Femoral triangle

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364: 348: 29: 336: 201: 181:). The superficial fascia contains the superficial inguinal lymph nodes, femoral branch of the genitofemoral nerve, branches of the ilioinguinal nerve, superficial branches of the femoral artery with accompanying veins, and upper part of the great saphenous vein. The deep fascia has a saphenous opening and the opening is covered by the cribiform fascia. 41: 237:
and its terminal branches - The nerve enters the femoral triangle by passing beneath the inguinal ligament, just lateral to the femoral artery. In the thigh, the nerve lies in a groove between iliacus muscle and psoas major muscles, outside the femoral sheath, and lateral to the femoral artery. After
324:. For patients with palpable nodal disease, removal of the superficial and deep basins are recommended. In a patient with a positive sentinel lymph node biopsy, generally only the superficial nodes are removed, unless Cloquet's node (the most superior of the deep nodes) is clinically positive. 231:- It crosses the lateral angle of the triangle, runs on the lateral side of the thigh and ends by dividing into anterior and posterior branches. The anterior branch supplies the anterolateral aspect of the thigh while the lateral branch supplies the lateral aspect of the gluteal region. 203: 207: 206: 202: 208: 205: 299:(medial compartment of the femoral sheath). Cloquet's node (also known as Rosenmuller's node) also lies in this canal. It receives lymphatic drainage from superficial inguinal lymph nodes, lymphatic drainage from the 284:
and its tributaries - The vein lies medial to the femoral artery at the base of the triangle but as it approaches the apex of the triangle, it lies posteromedially to the femoral artery. It receives drainage from
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Nerve to pectineus - This nerve arises from the femoral nerve just above the inguinal ligament. It passes behind the femoral sheath to reach the anterior surface of the pectineus muscle.
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The femoral triangle is important as a number of vital structures pass through it, right under the skin. The following structures are contained within the femoral triangle (from
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Swan, Marc C, Furniss, Dominic, and Cassell, Oliver C. Surgical management of metastatic inguinal lymphadenopathy. BMJ. 2004 Nov 27; 329(7477): 1272–1276.
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a short course of about 4 cm in the thigh, the nerve is divided into anterior and posterior divisions, separated by lateral femoral circumflex artery.
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muscle. (Some people consider the femoral triangle to be smaller hence the medial border being at the lateral border of the adductor longus muscle.)
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This area contains the superficial and deep lymphatic basins (groups) of the inguinal lymph nodes, and is the location targeted in an inguinal
347: 78: 534: 256:- occupies the lateral compartment of the femoral sheath along with femoral artery. It supplies the skin over the femoral triangle. 453: 401: 446:
BD Chaurasia's Human Anatomy (Regional and Applied Dissection and Clinical) Volume 2 - Lower limb, abdomen, and pelvis
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at the SUNY Downstate Medical Center - "Anterior and Medial Thigh Region: Boundaries of the Femoral Triangle"
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encloses the upper 4 cm of the femoral vessels. Its contents are shown below (from lateral to medial):
335: 221: 217: 162: 152: 142: 955: 585: 292: 719: 514: 724: 651: 97: 85: 73: 742: 693: 680: 627: 370: 354: 526: 295:- It lies deep to the deep fascia, medial to the upper part of the femoral vein, inside the 857: 286: 8: 889: 852: 769: 673: 253: 919: 668: 656: 396:(7th ed.). Philadelphia: Wolters Kluwer/Lippincott Williams & Wilkins Health. 289:, circumflex veins, and veins corresponding to the branches of the femoral artery here. 263: 862: 729: 641: 449: 397: 146: 127: 814: 646: 590: 495: 166: 929: 847: 819: 575: 558: 448:(Fifth ed.). India: CBS Publishers and Distributors Pvt Ltd. p. 51,55. 317: 271: 156: 912: 259: 245: 174: 499: 126:. It is a subfascial space which appears as a triangular depression below the 949: 884: 809: 764: 296: 234: 90: 824: 783: 707: 281: 262:
and its branches - It emerges from the base of the femoral triangle at the
28: 804: 794: 321: 300: 275: 178: 520: 103: 600: 567: 177:. The roof is formed by the skin, superficial fascia, and deep fascia ( 899: 278:) and exits through the apex of the triangle into the adductor canal. 189: 185: 907: 876: 595: 580: 304: 779: 605: 523:
at The Anatomy Lesson by Wesley Norman (Georgetown University)
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Right femoral sheath laid open to show its three compartments
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when the thigh is flexed, abducted and laterally rotated.
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Femoral triangle showing included blood vessels and nerves
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Krishna, Garg (2010). "Front of the thigh (Chapter 3)".
122:) is an anatomical region of the upper third of the 307:, and from the deep lymphatics of the lower limb. 947: 173:The apex of the triangle is continuous with the 439: 437: 435: 433: 431: 429: 427: 425: 423: 421: 419: 417: 415: 413: 542: 410: 549: 535: 39: 27: 626: 188:and adductor longus muscles medially and 369:Contents of the femoral triangle of the 311: 199: 443: 353:Borders of the femoral triangle of the 341:Front and medial aspect of right thigh. 948: 791: 462: 530: 391: 392:Moore, Keith L. (13 February 2013). 327: 320:. The basins are separated by the 13: 14: 967: 508: 138:The femoral triangle is bounded: 362: 346: 334: 229:Lateral cutaneous nerve of thigh 145:(also known as the base) by the 488: 385: 16:Anatomical region of the thigh 1: 378: 268:anterior superior iliac spine 165:by the medial border of the 155:by the medial border of the 133: 7: 394:Clinically oriented anatomy 195: 184:Its floor is formed by the 10: 972: 898: 875: 838: 778: 755: 738: 715: 706: 689: 617: 566: 500:10.1136/bmj.329.7477.1272 293:Deep inguinal lymph nodes 212:Video of relevant anatomy 96: 84: 72: 60: 55: 50: 38: 26: 21: 720:Triangle of auscultation 515:Anatomy photo:12:02-0101 725:Clavipectoral triangle 266:(midpoint between the 252:Femoral branch of the 213: 98:Anatomical terminology 743:Infraclavicular fossa 694:Supraclavicular fossa 470:"def/lymphatic-basin" 312:Clinical significance 211: 287:great saphenous vein 890:Urogenital triangle 770:Anatomical snuffbox 561:and general regions 254:genitofemoral nerve 956:Lower limb anatomy 920:Intergluteal cleft 586:Commissure of Lips 371:Visible Human Male 355:Visible Human Male 264:mid-inguinal point 214: 192:muscle laterally. 943: 942: 871: 870: 858:Desjardins' point 751: 750: 730:Inframammary fold 702: 701: 476:. 2 February 2011 455:978-81-239-1864-8 328:Additional images 209: 147:inguinal ligament 128:inguinal ligament 120:Scarpa's triangle 112: 111: 107: 67:trigonum femorale 963: 925:Femoral triangle 853:McBurney's point 815:Umbilical region 798: 789: 788: 713: 712: 624: 623: 591:Vermilion border 551: 544: 537: 528: 527: 502: 492: 486: 485: 483: 481: 466: 460: 459: 441: 408: 407: 389: 366: 350: 338: 210: 167:sartorius muscle 116:femoral triangle 104:edit on Wikidata 101: 43: 31: 22:Femoral triangle 19: 18: 971: 970: 966: 965: 964: 962: 961: 960: 946: 945: 944: 939: 930:Popliteal fossa 894: 867: 848:Lumbar triangle 834: 830:Inguinal region 792: 774: 747: 734: 698: 685: 613: 576:Nasolabial fold 562: 559:surface anatomy 555: 511: 506: 505: 493: 489: 479: 477: 468: 467: 463: 456: 442: 411: 404: 390: 386: 381: 374: 367: 358: 351: 342: 339: 330: 318:lymphadenectomy 314: 272:pubic symphysis 200: 198: 157:adductor longus 136: 108: 46: 34: 17: 12: 11: 5: 969: 959: 958: 941: 940: 938: 937: 932: 927: 922: 917: 916: 915: 913:Gluteal sulcus 904: 902: 896: 895: 893: 892: 887: 881: 879: 873: 872: 869: 868: 866: 865: 863:Traube's space 860: 855: 850: 845: 839: 836: 835: 833: 832: 827: 822: 817: 812: 807: 801: 799: 786: 776: 775: 773: 772: 767: 761: 759: 753: 752: 749: 748: 746: 745: 739: 736: 735: 733: 732: 727: 722: 716: 710: 704: 703: 700: 699: 697: 696: 690: 687: 686: 684: 683: 678: 677: 676: 671: 661: 660: 659: 654: 649: 644: 633: 631: 621: 615: 614: 612: 611: 608: 603: 598: 593: 588: 583: 578: 572: 570: 564: 563: 554: 553: 546: 539: 531: 525: 524: 518: 510: 509:External links 507: 504: 503: 487: 474:www.cancer.gov 461: 454: 409: 403:978-1451119459 402: 383: 382: 380: 377: 376: 375: 368: 361: 359: 352: 345: 343: 340: 333: 329: 326: 313: 310: 309: 308: 290: 279: 260:Femoral artery 257: 246:Femoral sheath 243: 242: 239: 232: 197: 194: 175:adductor canal 171: 170: 160: 150: 135: 132: 110: 109: 100: 94: 93: 88: 82: 81: 76: 70: 69: 64: 58: 57: 53: 52: 48: 47: 44: 36: 35: 32: 24: 23: 15: 9: 6: 4: 3: 2: 968: 957: 954: 953: 951: 936: 933: 931: 928: 926: 923: 921: 918: 914: 911: 910: 909: 906: 905: 903: 901: 897: 891: 888: 886: 885:Anal triangle 883: 882: 880: 878: 874: 864: 861: 859: 856: 854: 851: 849: 846: 844: 841: 840: 837: 831: 828: 826: 823: 821: 818: 816: 813: 811: 810:Hypochondrium 808: 806: 803: 802: 800: 797: 796: 790: 787: 785: 781: 777: 771: 768: 766: 765:Cubital fossa 763: 762: 760: 758: 754: 744: 741: 740: 737: 731: 728: 726: 723: 721: 718: 717: 714: 711: 709: 705: 695: 692: 691: 688: 682: 679: 675: 672: 670: 667: 666: 665: 662: 658: 655: 653: 652:Submandibular 650: 648: 645: 643: 640: 639: 638: 635: 634: 632: 629: 625: 622: 620: 616: 609: 607: 604: 602: 599: 597: 594: 592: 589: 587: 584: 582: 579: 577: 574: 573: 571: 569: 565: 560: 552: 547: 545: 540: 538: 533: 532: 529: 522: 519: 516: 513: 512: 501: 497: 491: 475: 471: 465: 457: 451: 447: 440: 438: 436: 434: 432: 430: 428: 426: 424: 422: 420: 418: 416: 414: 405: 399: 395: 388: 384: 372: 365: 360: 356: 349: 344: 337: 332: 331: 325: 323: 319: 306: 302: 298: 297:femoral canal 294: 291: 288: 283: 280: 277: 273: 269: 265: 261: 258: 255: 251: 250: 249: 247: 240: 236: 235:Femoral nerve 233: 230: 227: 226: 225: 223: 219: 193: 191: 187: 182: 180: 176: 168: 164: 161: 158: 154: 151: 148: 144: 141: 140: 139: 131: 129: 125: 121: 117: 105: 99: 95: 92: 89: 87: 83: 80: 77: 75: 71: 68: 65: 63: 59: 54: 49: 42: 37: 30: 25: 20: 924: 825:Hypogastrium 793: 681:Suboccipital 490: 478:. Retrieved 473: 464: 445: 393: 387: 315: 282:Femoral vein 244: 215: 183: 172: 137: 119: 115: 113: 79:A01.2.08.008 66: 805:Epigastrium 610:Ala of nose 322:fascia lata 301:glans penis 276:pelvic bone 179:fascia lata 56:Identifiers 674:Subclavian 601:Brow ridge 379:References 143:superiorly 843:Quadrants 669:Occipital 664:Posterior 657:Submental 628:Triangles 190:iliopsoas 186:pectineus 163:laterally 134:Structure 950:Category 908:Buttocks 877:Perineal 642:Muscular 637:Anterior 596:Glabella 581:Philtrum 521:antthigh 305:clitoris 270:and the 196:Contents 153:medially 795:regions 780:Abdomen 647:Carotid 606:Nostril 480:23 June 274:of the 218:lateral 51:Details 784:pelvis 708:Thorax 557:Human 452:  400:  222:medial 820:Flank 124:thigh 102:[ 62:Latin 619:Neck 568:Head 482:2023 450:ISBN 398:ISBN 118:(or 114:The 74:TA98 935:Lap 900:Leg 757:Arm 496:doi 303:or 224:): 220:to 91:319 86:TA2 952:: 472:. 412:^ 782:/ 630:: 550:e 543:t 536:v 498:: 484:. 458:. 406:. 373:. 357:. 169:. 149:. 106:]

Index



Latin
TA98
A01.2.08.008
TA2
319
Anatomical terminology
edit on Wikidata
thigh
inguinal ligament
superiorly
inguinal ligament
medially
adductor longus
laterally
sartorius muscle
adductor canal
fascia lata
pectineus
iliopsoas
lateral
medial
Lateral cutaneous nerve of thigh
Femoral nerve
Femoral sheath
genitofemoral nerve
Femoral artery
mid-inguinal point
anterior superior iliac spine

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