Herniated nucleus pulposus (HNP), also referred to as a herniated disc, is a common spine pathology that occurs approximately 95% of the time at the L4-L5 or ... L5-S1 disc herniation compresses ...

The other is the area just above, called L4-L5. In the low back, the L5-S1 junction is often the site of a problem known as ...

L4-5 in your back is a joint just like your knee ... and people can get well from a disc herniation non-operatively some of the time. The way to assess a non-operative vs. a surgical treatment ...

Focal degenerative disc disease in the lumbar spine is broadly categorized into three clinical types: (1) asymptomatic disc degeneration, (2) degenerative disc disease resulting in low back pain (LBP) ...