For clarity reasons, a WSPS will be denoted in what follows by WSPS (U, t) = true. If the WFMS identifies a WSPS for U (R-type(T)) with regard to CT and Ctl (w), it starts a delegation process that returns true if it was able to bypass this WSPS and false elsewhere.
The kidneys are found in the upper back (the âsmall of the backâ, it is often called). Kidney disease can cause pain in this part of the upper back. Pain in this area is common, and often comes from the muscles of the back, or from the spine. Pain from the kidneys is often constant, or can be sharp, like being stabbed.
Confidence votes 31. Pain in the area of the kidneys can come from several different sources. Low back pain is complex and there are many possibilities to be considered. Many things can happen inside the body to cause kidney area pain.es, it is possible for a variety of kidney problems to cause lower back pain. Kidney related low back pain is at the top of the list of possible causes when no recent acciden â¦ t or injury has occurred to explain back pain.