I think only a doctor can tell you that. I have a lump at the top of my back near the spine which is just a growth. If i were you, the next time you need to see the doc, have them take a look at it. The same if you went for a mole check.
It is a slight curvature of the lumbar (lower back) spine to the right.
it is usually muscle fatigue or a non-aligned spine.
you have a herniated disc
It is the Lumbosacral Region of the Spine (Lower Back).
The part of the spine at the neck is known as the cervical spine. The upper back contains the thoracic spine, and the lower back is the lumbar spine.
in your spine at the lower back
Scoliosis is thickening or hardening of the bone. The lower lumbar spine is the lower back (Disks L1 - L5). Scoliosis in the lower lumbar spine means you have thickening or hardening of the bone in the lower back (lumbar disks L1-L5).
Scoliosis of the lumbar spine is an abnormal sideways curve in the spine of the lower back.
Scoliosis is thickening or hardening of the bone. The lower lumbar spine is the lower back (Disks L1 - L5). Scoliosis in the lower lumbar spine means you have thickening or hardening of the bone in the lower back (lumbar disks L1-L5).
You could be feeling your spine. or have a cluster of benign limpomas. More description is needed.
Spine
You need to see a doctor about this as they could be anything.