Hand cramping can occur for many reasons and cause significant discomfort in some people. Often, hand cramps are caused by muscle spasms, which are described as an uncontrollable or involuntary muscle contraction. These spasms or contractions do not allow the muscle to become relaxed and can become excruciating in some cases.
Serum levels of prolactin may increase as a consequence of epileptic seizures. The hormone release is caused by the propagation of epileptic activity, usually from the temporal lobe to the hypothalamic-pituitary axis.
Because they don't want to miss the diagnosis of a tumor for fear of litigation. This mind set often results in unnecessary MRI scans of the brain. This kind of practice may actually miss the real cause of elevated prolactin level such as drugs. Here is a list of the common causes of a high prolactin level in the blood: Stress