poker back

spon·dy·li·tis de·for·mans

arthritis and osteitis deformans involving the spinal column; marked by nodular deposits at the edges of the intervertebral disks with ossification of the ligaments and bony ankylosis of the intervertebral articulations, it results in a rounded kyphosis with rigidity.

poker back

Stiffness of the spine that may result from ankylosing spondylitis or related conditions.
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New Enterra Poker Back office modules include three options.
So put that picture of five dogs playing poker back in the supply closet, and log on to the Net.