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).
In studies of patients with Alzheimerâs disease, 3 psychotic features were present in 15 to 75 percent of patients. Delusional misidentifications are thought to occur in at least 30 percent of patients with dementia. 2. Nonpsychotic behaviors associated with dementia include agitation, wandering, and aggression.