psychiatrist. Individuals may develop changes in  social style, and in religious and political
beliefs, with repetitive movements, hoarding, changes in ea ting behavior, and hyperoral-
ity. In later stages, loss of sphincter contro l may occur. Cognitive decline is less prominent,
and formal testing may show relatively few deficits in the early stages. Common neuro-
cognitive symptoms are lack of planning and organization, distractib ility, and poor judg-
ment. Deficits in executive function, such  as poor performance on tests of mental