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.

左边脊的赘生物由退变骨关炎引起的。这明显的“唇形变”。

Here is another example of degenerative osteoarthritis in which there is prominent "lipping" of the vertebrae.

脊显著“唇形变”的退行骨关炎。