1. Contents for Supplement 4- Case Reports e-online only 2015

   Contents 07 May 2015 Pages: 457 - 460

2. Spontaneous atlantoaxial pyogenic arthritis surgically managed

   • Paloma Compes
   • Patrick Rakotozanany
   • Stéphane Fuentes

   Case Report 18 May 2014 Pages: 461 - 464

   

3. C1–C2 pigmented villonodular synovitis and clear cell carcinoma: unexpected presentation of a rare disease and a review of the literature

   • José Pedro Lavrador
   • Edson Oliveira
   • Sérgio Livraghi

   Case Report 08 June 2014 Pages: 465 - 471

   

4. Atypical teratoid rhabdoid tumour of the spine: report of a case and literature review

   • Priyank Sinha
   • Maleeha Ahmad
   • Paul Chumas

   Case Report 06 November 2014 Pages: 472 - 484

   

5. Hyperplasia of rib and vertebra, associated with infiltrating lipoma: a rare case of focal overgrowth

   • Jolanda J. de Poorter
   • Herman M. Kroon
   • Sander P. D. S. Dijkstra

   Case Report 20 August 2014 Pages: 485 - 488

   

6. Results after the surgical treatment of anterior cervical hyperostosis causing dysphagia

   • Nicolas H. von der Hoeh
   • Anna Voelker
   • Christoph E. Heyde

   Case Report 10 August 2014 Pages: 489 - 493

   

7. Rare complications of osteolysis and periprosthetic tissue reactions after hybrid and non-hybrid total disc replacement

   • Sai Y. Veruva
   • Todd H. Lanman
   • Marla J. Steinbeck

   Case Report 28 August 2014 Pages: 494 - 501

   

8. Extensive thoracolumbosacral vertebral osteomyelitis after Lemierre syndrome

   • D. H. R. Kempen
   • M. van Dijk
   • J. J. Verlaan

   Case Report 23 September 2014 Pages: 502 - 507

   

9. Retro-odontoid synovial cyst resected via an anterolateral approach without fusion

   • Yu-ichiro Ohnishi
   • Koichi Iwatsuki
   • Toshiki Yoshimine

   Case Report 12 September 2014 Pages: 508 - 513

   

10. Recurrent adamantinoma in the thoracolumbar spine successfully treated by three-level total en bloc spondylectomy by a single posterior approach

    • Ping-Guo Duan
    • Ruo-Yu Li
    • Jian Dong

    Case Report 22 October 2014 Pages: 514 - 521

    

11. Thoracic cord herniation and associated intra-operative nuances: a report

    • Ashish Kumar
    • Leodante Dacosta

    Case Report 02 November 2014 Pages: 522 - 524

    

12. Whole cerebrospinal axis infection after lumbar epidural injection: a case report

    • Sung Hyun Noh
    • Dong Hwa Heo

    Case Report 13 November 2014 Pages: 525 - 528

    

13. Rosai-Dorfman disease with spinal cord compression: a diagnostic challenge

    • Sara Sciacca
    • Kostantinos Barkas
    • Rohit Shetty

    Case Report 15 November 2014 Pages: 529 - 535

    

14. Core herniation after implantation of a cervical artificial disc: case report

    • Christopher Brenke
    • Kirsten Schmieder
    • Martin Barth

    Case Report 18 November 2014 Pages: 536 - 539

    

15. Delayed presentation of deep penetrating trauma to the subaxial cervical spine

    • Julien Francisco Zaldivar-Jolissaint
    • Lukas Bobinski
    • John Michael Duff

    Case Report 19 November 2014 Pages: 540 - 543

    

16. Five-level cervical corpectomy for neurofibromatosis-associated spinal deformity: case report

    • Scott L. Parker
    • Jean Paul Wolinsky
    • Timothy F. Witham

    Case Report 22 November 2014 Pages: 544 - 550

    

17. Intrapiriformis lipoma: an unusual cause of piriformis syndrome

    • Efstathios Drampalos
    • Muhammad Sadiq
    • Ashok Paul

    Case Report 26 November 2014 Pages: 551 - 554

    

18. Failure of a polyether-ether-ketone expandable interbody cage following transforaminal lumbar interbody fusion

    • Isaac C. Stein
    • Khoi D. Than
    • Paul Park

    Case Report 03 December 2014 Pages: 555 - 559

    

19. Surgical management of pygopagus conjoined twins with spinal bifida

    • Rahul Awasthi
    • Raghvan Iyengar
    • Nilesh Jain

    Case Report 21 January 2015 Pages: 560 - 563

    

20. Odontoid process and clival regeneration with Chiari malformation worsening after transoral decompression: an unexpected and previously unreported cause of “accordion phenomenon”

    • Massimiliano Visocchi
    • Gianluca Trevisi
    • Giuseppe M. V. Barbagallo

    Case Report 18 December 2014 Pages: 564 - 568

    

21. Rupture of the spleen following thoracoscopic spine surgery in a patient with chronic pancreatitis

    • Robert Bogner
    • Herbert Resch
    • Reinhold Ortmaier

    Case Report 13 December 2014 Pages: 569 - 572

    

22. Effective treatment of delayed union of a lumbar vertebral fracture with daily administration of teriparatide in a patient with diffuse idiopathic skeletal hyperostosis

    • Takuji Matsumoto
    • Muneharu Ando
    • Shunji Sasaki

    Case Report 04 February 2015 Pages: 573 - 576

    

23. An acute abdominal syndrome reveals a postoperative ilio-iliac arteriovenous fistula: about one case

    • Maxime Barat
    • Guillaume Ssi Yan Kai
    • Jocelyne de Laveaucoupet

    Case Report 28 December 2014 Pages: 577 - 579

    

24. Hypervascular cervical spine metastases: embolization by direct injection of Onyx-18

    • J. Oppermann
    • J. Bredow
    • T. Koy

    Case Report 08 January 2015 Pages: 580 - 584

    

25. Visualization of vascular structure of spinal hemangioblastoma using intraoperative indocyanine green videoangiography and temporary feeder occlusion

    • Yasuhiro Takeshima
    • Yoshitaka Tanaka
    • Hiroyuki Nakase

    Case Report 07 January 2015 Pages: 585 - 589

    

26. Vertebroplasty in a 10-year-old boy with Gorham–Stout syndrome

    • Esther Carbó
    • Óscar Riquelme
    • José Luis González

    Case Report 14 January 2015 Pages: 590 - 593

    

27. Intraoperative direct puncture and embolization (IOPE) using a glue material for spinal cord arteriovenous fistula: a case report

    • Hong Kyung Shin
    • Dae Chul Suh
    • Sang Ryong Jeon

    Case Report 01 February 2015 Pages: 594 - 599

    

28. What are MRI findings of Spine Benign Metastasizing Leiomyoma? Case report with literature review

    • Junseok W. Hur
    • Sunhye Lee
    • Jung-Yul Park

    Case Report 30 January 2015 Pages: 600 - 605

    

29. Spinal hemangiopericytoma: an institutional experience and review of literature

    • Amitabha Das
    • Pankaj Kumar Singh
    • Bhawani Shankar Sharma

    Case Report 08 February 2015 Pages: 606 - 613

    

30. Intractable hiccups caused by syringobulbia and syringomyelia associated with intramedullary spinal hemangioblastoma

    • Je Hoon Jeong
    • Soo-Bin Im
    • Bum-Tae Kim

    Case Report 26 February 2015 Pages: 614 - 618

    

31. Nontraumatic posterior atlantooccipital dislocation associated with atlantoaxial instability

    • Tian-Long Wu
    • Jing-Yu Jia
    • Xi-Gao Cheng

    Case Report 25 March 2015 Pages: 619 - 622

    

32. Surgical treatment of an atlantoaxial fracture after a delayed diagnosis in a comatose patient

    • Takayuki Imura
    • Gen Inoue
    • Masashi Takaso

    Case Report 01 April 2015 Pages: 623 - 627

    

33. Solitary sacral osteochondroma without neurological symptoms: a case report and review of the literature

    • Ranjit Kumar Baruah
    • Hemjit Das
    • Russel Haque

    Case Report 10 April 2015 Pages: 628 - 632

    

34. Idiopathic hypertrophic craniocervical pachymeningitis

    • Ruixia Zhu
    • Zhiyi He
    • Yan Ren

    Case Report 18 April 2015 Pages: 633 - 635

    

35. Idiopathic hypertrophic spinal pachymeningitis: a case report and review of literature

    • Li-xia Qin
    • Chun-yu Wang
    • Hai-nan Zhang

    Case Report 24 April 2015 Pages: 636 - 643