It appears they do offer Percutaneous Endoscopic (ie Arthroscopic) surgery for at least Knit Lumbar Stenosis. I found an extensive article on the subject that you might find interesting. http://www.spineuniverse.com/displayarticle.php/article595.html
Spinal Stenosis surgery is not safe on anyone, it can be performed on children, but no surgery is ever safe. Yes it is possible to perform it on children, but nothing is ever safe.
The only possible way to prevent mitral valve stenosis is to prevent rheumatic fever. This can be done by evaluating sore throats for the presence of the bacteria that causes strep throat.
Pyloric stenosis is also referred to as hypertrophic pyloric stenosis
The difference between lumbar spinal stenosis and cervical spinal stenosis is mainly the location of the problem. however, between the two lumbar spinal stenosis is the more severe form of stenosis.
Yes, degenerative disc disease can affect other parts of the spine, not just the intervertebral discs. It can lead to other spinal conditions such as facet joint arthritis, spinal stenosis, and spondylolisthesis due to changes in spinal alignment and mechanics.
Pulmonary stenosis can be life-threatening
Spinal Stenosis Surgery is used to repair a narrowing of the spine, generally in the elderly. This narrowing can cause pain and numbness in the back and extremities, as well as possible bladder and bowel problems.
Yes. This is possible. But then, you can have Parkinson's disease also, which give rise to shaking of hands.
narrowing
Pulmonary valve stenosis
Stenosis reduces or cuts off the flow of blood
Pulmonary stenosis cannot be prevented