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.

Sounds like an interesting comparison. How about telling us what you are talking about, and what your question is.

Pulmonary stenosis can be life-threatening

Pulmonary stenosis cannot be prevented