1 These are synovial joints between the interior articular process of superior vertebrae and the superior articular process of inferior vertebrae. 2  These plane joints are known as zygapophyseal joints (facet joints) . 3  The flat surfaces of the articular facets are covered with hyaline cartilage.
Major depression was more common and severe in patients with vascular dementia than in patients with AD. In another study of 288 outpatients with dementia, a prevalence of 7.4% was found with HAM-D, 8% prevalence with the GDS and 6.3% with DSM-IV criteria (Brodaty and Luscombe, 1996).
Disorders that can cause dementia include the following: 1  Parkinson disease (a common cause) 2  Brain damage due to a head injury or certain tumors. 3  Huntington disease.  Prion diseases, such as Creutzfeldt-Jakob disease (which causes a rapidly progressive 1  dementia) Progressive supranuclear palsy.  Neurosyphilis.