“…So far, only a few general chronological overviews about the early conceptualization of OCD (up to the early 1900s) have been published. [9][10][11][12] These suggest that during the first decades of the 19th century, French psychiatry categorized obsessive-compulsive phenomena among the range of monomanias. Jean E. D. Esquirol (1772-1840) had defined monomanias as partial impairments of mental functions while mind and reasoning were unaffected or healthy.…”