Alignment of the lumbosacral spine is normal with preservation of body heights, promient anterior osteophytosis.
L3/4: Disc bulge does not significantly further narrow the vertebral canal, bur promotes mild effacement of the lateral recesses. L4/5: Disc bulge and ligamentum flavum hypertrophy contribute to a severe narrowing of the vertebral canal and effacement of the lateral recesses. Moderate narrowing of both intervertebral foramina.
The conus terminates at the inferior aspect of L1 and has a normal appearance.