68% of EPD were found at L4.5level, 61% of DMEP were tenioid shape, 72% of DMEP height were range from 2mm to 5mm, 62% of DMEP was seen involving the whole endplate ,98% of with the neighboring inter vertebral disc degeneration.

• 68%25的退变终板好发于L4,5,61%25呈条带形,62%25贯穿终板全长,98%25合并邻近问盘退变。