MedlinePlus Medical Encyclopedia: Obsessive-compulsive personality disorder: "Some of the common signs of obsessive-compulsive personality disorder include:
* Preoccupation with details, rules, and lists
* Reluctance to allow others to do things
* Excessive devotion to work
* Restricted expression of affection
* Lack of generosity
* Inability to throw things away, even if there is no value in the object"