脊柱左侧多个小球形的赘生物是由退变性骨关节炎引起的。这是椎体明显的“唇形变”。
另例脊椎退变性骨关节炎(肉眼)
The knobby excrescences at the left side of this vertebral column are due to degenerative osteoarthritis. This is the pronounced "lipping" of the vertebral bodies.
