Possible Clues:

• Condition treated by exposure and response prevention, briefly
• Condition for Jack Nicholson's character in 'As Good as It Gets,' in brief
• Possible diagnosis for Lady Macbeth: Abbr
• Abby's condition on SHO's "Work in Progress"
• Monk's condition, briefly
• 'Turtles All the Way Down' condition
• Condition often causing repetitive behavior, in brief
• Cleanliness fixation, e.g., in brief
• Condition that can lead to repetitive behavior, for short
• Condition with rituals, briefly