How badly does pick's disease progress in a person? and is there any possibility of a genetic link with it?

Pick's Disease is a: rare form of dementia similar to Alzheimer's Disease. It progresses slow but steady and involves Pick bodies and Pick cells which contain an abnormal form of a protein called tau. This protein is found in all nerve cells. Some cases may have genetic link. A proper evaluation is necessary to determine best treatment and supportive services to reduce impact. Best regards in finding support.