Archivos de la categoría: Parkinson disease

What is tricyclic antidepressant medications

A classification of medications taken to relieve the symptoms of depression, though they are also useful for treating chronic (particularly neuropathic) pain. They work primarily by extending the availability of certain neurotrans...

What is suicide

The act of taking one’s own life. Suicide is a significant risk of depression. Depression is among the symptoms of Parkinson’s, affecting close to half of people who have the disease. It is difficult to know how prevalent thoughts...

What is sexuality

Sexuality is an important aspect of human existence and of intimacy in adult relationships. Its importance does not change with a diagnosis of Parkinson’s disease, although the ways in which a couple deals with their needs for int...

What is range of motion

The normal extent to which a joint flexes and extends. Range of motion is a crucial element of mobility; limited range of motion restricts mobility. The neuromuscular deterioration of Parkinson’s disease affects range of motion ph...

What is pill rolling movements

The manifestation of resting tremors characteristic of Parkinson’s disease in which the fingers (usually forefinger and thumb) rub together as though rolling a pill between them, with an accompanying slight wrist flexion and exten...

What is parenteral nutrition

Meeting of the body’s nutritional needs through means other than eating, sometimes called artificial feeding. The word parenteral means “around the intestine.” Parenteral nutrition becomes a consideration when the person with Park...

What is nigral pigment

The dark coloration of the cells in the substantia nigra (literally “black substance”), the structure in the brain that regulates motor function. A chemical called melanin, the same substance responsible for skin color, causes the...

What is myelin sheath

A protective covering that encases the axon, or tail, of motor and sensory neurons in much the same way that plastic encloses an electrical wire. Myelin cells are made of lipids (fatty acids) and proteins. This composition gives t...