The degeneration or damage of nerve cells located at the top of the brain stem. Slight tremors of a hand, arm or leg are common and extreme muscle stiffness may occur where it becomes difficult to perform tasks such as buttoning clothes, walk or speak.
More Common Terms
- Congestive Heart Failure (CHF) A condition caused by the inability of the heart to maintain adequate circulation of blood due to lack of strength or other factors.
- Coronary Artery Disease (CAD) A form of heart disease that is characterized by narrowing of the arteries that carry blood to the heart muscle preventing an adequate flow of blood and interrupting the supply of oxygen and other nutrients the heart requires.
- Dementia Dementia is a syndrome of progressive decline that causes memory problems and disorientation. Alzheimer's disease is the majority of all cases of irreversable dementia.