Spine Case 9 References

Ankylosing Spondylitis

1. van der Linden SM, van der Heijde D, and Maksymowych WP: Ankylosing Spondylitis. In Firestein GS, Budd RC, and Harris ED (eds): Kelley's Textbook of Rheumatology, 8th ed. Philadelphia, Elsevier, 2008.

2. Lowery DW: Arthritis. In Marx JA, Hockberger RS, and Walls RM (eds): Rosen's Emergency Medicine, 6th ed. Philadelphia: Elsevier, 2006.

3. Schaffert A: Ankylosing Spondylitis. 8 Jan 2007, 10 Dec 2008. http://emedicine.medscape.com/article/1145824-overview

The authors would like to acknowledge Michael Pearlman, MD, for his contributions to this case.