CAUSES OF HIGH AMMONIA. Ammonia is a normal by-product of processing nitrogen in the body, and is excreted as waste in the urine, in healthy people. However, elevated blood ammonia levels can occur when the kidneys or liver are not working properly, allowing this waste to remain in the bloodstream, which can be poisonous to your cells.
Spina bifida research scientists are looking at a possible genetic cause of spina bifida. The goal of this research is to find the genetic factors that make some children more susceptible to neural tube defects than others.
Spina bifida occulta is the mildest type of spina bifida. It is sometimes called âhiddenâ spina bifida. With it, there is a small gap in the spine, but no opening or sac on the back. The spinal cord and the nerves usually are normal.Many times, spina bifida occulta is not discovered until late childhood or adulthood.This type of spina bifida usually does not cause any disabilities.he spinal cord and the nerves usually are normal. Many times, spina bifida occulta is not discovered until late childhood or adulthood. This type of spina bifida usually does not cause any disabilities.