{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,30]],"date-time":"2026-07-30T13:52:59Z","timestamp":1785419579684,"version":"3.56.0"},"reference-count":21,"publisher":"Kurume Medical Journal","issue":"3.4","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Kurume Med. J."],"published-print":{"date-parts":[[2024,12,31]]},"DOI":"10.2739\/kurumemedj.ms7134010","type":"journal-article","created":{"date-parts":[[2025,6,12]],"date-time":"2025-06-12T18:07:49Z","timestamp":1749751669000},"page":"179-184","source":"Crossref","is-referenced-by-count":1,"title":["Anatomical Variations of the Iliopsoas Muscle"],"prefix":"10.2739","volume":"71","author":[{"given":"YOKO","family":"TABIRA","sequence":"first","affiliation":[{"name":"Division of Gross and Clinical Anatomy, Department of Anatomy, Kurume University School of Medicine"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"JOE","family":"IWANAGA","sequence":"additional","affiliation":[{"name":"Division of Gross and Clinical Anatomy, Department of Anatomy, Kurume University School of Medicine"},{"name":"Dental and Oral Medical Center, Kurume University School of Medicine"},{"name":"Department of Neurosurgery, Tulane Center for Clinical Neurosciences"},{"name":"Department of Neurology, Clinical Neuroscience Research Center"},{"name":"Department of Structural &amp; Cellular Biology, Tulane University School of Medicine"},{"name":"Department of Neurosurgery and Ochsner Neuroscience Institute, Ochsner Health System"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"AYA","family":"HAN","sequence":"additional","affiliation":[{"name":"Division of Gross and Clinical Anatomy, Department of Anatomy, Kurume University School of Medicine"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"SEIICHI","family":"INOUE","sequence":"additional","affiliation":[{"name":"Division of Gross and Clinical Anatomy, Department of Anatomy, Kurume University School of Medicine"},{"name":"Graduate School of Medicine, Kurume University"},{"name":"Department of Orthopedic Surgery, Kurume University School of Medicine"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"TATSUYA","family":"HARANO","sequence":"additional","affiliation":[{"name":"Graduate School of Medicine, Kurume University"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"KEIGO","family":"SHIMIZU","sequence":"additional","affiliation":[{"name":"Graduate School of Medicine, Kurume University"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"MITSURU","family":"TANAKA","sequence":"additional","affiliation":[{"name":"Graduate School of Medicine, Kurume University"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"R.","family":"SHANE TUBBS","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery, Tulane Center for Clinical Neurosciences"},{"name":"Department of Neurology, Clinical Neuroscience Research Center"},{"name":"Department of Structural &amp; Cellular Biology, Tulane University School of Medicine"},{"name":"Department of Neurosurgery and Ochsner Neuroscience Institute, Ochsner Health System"},{"name":"Department of Anatomical Sciences, St. George\u2019s University, St. George\u2019s"},{"name":"Department of Surgery, Tulane University School of Medicine"},{"name":"University of Queensland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"KOICHI","family":"WATANABE","sequence":"additional","affiliation":[{"name":"Division of Gross and Clinical Anatomy, Department of Anatomy, Kurume University School of Medicine"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1445","reference":[{"key":"1","unstructured":"1. Bergman RA, Thompson SA, Afifi AK, and Saadeh FA. Compendium of Human Anatomic Variation, Text, Atlas and World Literature. Urban and Schwarzenberg."},{"key":"2","doi-asserted-by":"crossref","unstructured":"2. Tubbs RS, Oakes WJ, and Salter EG. The psoas quartus muscle. Clin Anat 2006; 19:678-680.","DOI":"10.1002\/ca.20288"},{"key":"3","doi-asserted-by":"crossref","unstructured":"3. Tubbs RS and Salter EG. The iliacus minimus muscle. Clin Anat 2006; 19:720-721.","DOI":"10.1002\/ca.20405"},{"key":"4","unstructured":"4. Aleksandrova JN, Malinova L, and Jelev L. Variations of the iliacus muscle: report of two cases and literature review. Int J Anat Var 2013; 6:149-152."},{"key":"5","doi-asserted-by":"crossref","unstructured":"5. Saga T and Takahashi N. Abdominal wall muscles. In: Tubbs RS, Shoja MM, Loukas M (eds) Bergman\u2019s Comprehensive Encyclopedia of Human Anatomic Variation. John Wiley and Sons, 2016; 369-380.","DOI":"10.1002\/9781118430309.ch36"},{"key":"6","unstructured":"6. Morimoto I, Hirata K, and Yoshida S. Incidence of absence of psoas minor muscle in Japanese. St Marianna Med J 1993; 21:12-16."},{"key":"7","unstructured":"7. Horiguchi M. Muscle of the lower limb. In: Sato T, Akita K (eds) Anatomic Variations in Japanese. University of Tokyo Press, 2000; 118."},{"key":"8","doi-asserted-by":"crossref","unstructured":"8. Jelev L, Shivarov V, and Surchev L. Bilateral variations of the psoas major and the iliacus muscles and presence of an undescribed variant muscle--accessory iliopsoas muscle. Ann Anat 2005; 18:281-286.","DOI":"10.1016\/j.aanat.2004.10.006"},{"key":"9","unstructured":"9. Rao TR, Vanishree KP, and Rao S. Bilateral variation of iliacus muscle and splitting of femoral nerve. Neuroanatomy 2008; 7:72-75."},{"key":"10","doi-asserted-by":"crossref","unstructured":"10. Tatu L, Parratte B, Vuillier F, Diop M, and Monnier G. Descriptive anatomy of the femoral portion of the iliopsoas muscle. Anatomical basis of anterior snapping of the hip. Surg Radiol Anat 2002; 23:371-374.","DOI":"10.1007\/s00276-001-0371-9"},{"key":"11","doi-asserted-by":"crossref","unstructured":"11. Ward WT, Fleisch ID, and Ganz R. Anatomy of the iliocapsularis muscle: relevance to surgery of the hip. Clin Orthop Relat Res 2000; 374:278-285.","DOI":"10.1097\/00003086-200005000-00025"},{"key":"12","doi-asserted-by":"crossref","unstructured":"12. Spratt JD, Logan BM, and Abrahams PH. Variant slips of psoas and iliacus muscles, with splitting of the femoral nerve. Clin Anat 1996; 9:401-404.","DOI":"10.1002\/(SICI)1098-2353(1996)9:6<401::AID-CA8>3.0.CO;2-D"},{"key":"13","doi-asserted-by":"crossref","unstructured":"13. Aristotle S, Sundarapandian S, and Felicia C. Accessory iliacus muscle with the splitting of the femoral nerve: a case report. OA Case Reports 2013; 2:56.","DOI":"10.13172\/2052-0077-2-6-643"},{"key":"14","doi-asserted-by":"crossref","unstructured":"14. Khalid S, Iwanaga J, Loukas M, and Tubbs RS. Split femoral nerve due to psoas tertius muscle: a review with other cases of variant muscles traversing the femoral nerve. Cureus 2017; 9:e1555.","DOI":"10.7759\/cureus.1555"},{"key":"15","doi-asserted-by":"crossref","unstructured":"15. Outi H. Interrelation between the femoral nerve and psoas muscle and especially between the so-called accessory femoral nerve and the accessory fascia of the psoas muscle. Okajimas Folia Anat Jpn 1956; 28:389-412.","DOI":"10.2535\/ofaj1936.28.1-6_389"},{"key":"16","unstructured":"16. D\u2019costa S, Ramanathan LA, Madhyastha S, Nayak SR, Prabhu LV et al. An accessory iliacus muscle: a case report. Rom J Morphol Embryol 2008; 49:407-409."},{"key":"17","doi-asserted-by":"crossref","unstructured":"17. Ayer AA. The muscle iliacus minor in the Indian langur, Semnopithecus entellus. Anat Rec 1941; 79:79-82.","DOI":"10.1002\/ar.1090790108"},{"key":"18","unstructured":"18. Fabrizio PA, Duncan AE, and Proctor B. Simultaneous iliacus and psoas muscle variations. Int J Anat Var 2017; 10:30-32."},{"key":"19","unstructured":"19. Clarkson RD and Rainy H. Unusual Arrangement of the Psoas Muscle. J Anat Physiol 1889; 23:504-506."},{"key":"20","doi-asserted-by":"crossref","unstructured":"20. Wong TL, Kikuta S, Iwanaga J, and Tubbs RS. A multiply split femoral nerve and psoas quartus muscle. Anat Cell Biol 2019; 52:208-210.","DOI":"10.5115\/acb.2019.52.2.208"},{"key":"21","doi-asserted-by":"crossref","unstructured":"21. Iwanaga J, Singh V, Ohtsuka A, Hwang Y, Kim HJ et al. Acknowledging the use of human cadaveric tissues in research papers: Recommendations from anatomical journal editors. Clin Anat 2021; 34:2-4.","DOI":"10.1002\/ca.23671"}],"container-title":["The Kurume Medical Journal"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.jstage.jst.go.jp\/article\/kurumemedj\/71\/3.4\/71_MS7134010\/_pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,11,15]],"date-time":"2025-11-15T04:41:29Z","timestamp":1763181689000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.jstage.jst.go.jp\/article\/kurumemedj\/71\/3.4\/71_MS7134010\/_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2024,12,31]]},"references-count":21,"journal-issue":{"issue":"3.4","published-print":{"date-parts":[[2024]]}},"URL":"https:\/\/doi.org\/10.2739\/kurumemedj.ms7134010","relation":{},"ISSN":["0023-5679","1881-2090"],"issn-type":[{"value":"0023-5679","type":"print"},{"value":"1881-2090","type":"electronic"}],"subject":[],"published":{"date-parts":[[2024,12,31]]},"article-number":"MS7134010"}}