The FAB: A frontal assessment battery at bedside

To the Editor: I read with interest the article by Dubois et al.1 describing the Frontal Assessment Battery (FAB). Frontal systems impairment, and the resultant loss of executive control function, has been a neglected aspect of clinical dementia research.2 The FAB joins a very small cadre of “bedside” measures. However, it may be misleading to suggest that the Executive Interview (EXIT25) is sensitive to nonexecutive domains …