Ankylosing Spondylitis (Bamboo Spine)

Ankylosing Spondylitis (Bamboo Spine)

In this radiograph of the spine of a patient with ankylosing spondylitis, extra bone (bright white) has been laid down between the vertebrae. In places this fusion is complete, giving the appearance of a "bamboo spine."

ZEPHYR/SCIENCE PHOTO LIBRARY