You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Most common site of disc prolapse in lumbar spine is and explain in detail?
Ans. is 'c' i.e., L4-5 Prolapsed intervertebral disc:* Herniation of intervertebral disc is a common cause of combined back pain and sciatica (Pain in back with radiation to lower limb). Prolapsed intervertebral disc is often precipitated by injury, but it may also occur in the absence of any remembered injury.* The site of exit of the nucleus is usually posterolateralon one or the other side.Occasionally, it can be central (posterior-midline)disc prolapse.* The type of nuclear protrusion maybe: a protrusion, an extrusion or a sequestration.* A dissecting extrusion, (an extrusion with discmaterial between the body of the vertebra andposterior longitudinal ligament, stripping the latteroff the body), may occur.* The commonest level of discprolapse is between L4-L5 in the lumbar spine and C5-C6 in the cervical spine.