Obsessive-compulsive disorder or obsessive-compulsive neurosis is a kind of neurosis and anxiety disorder. Patients with this disease are always troubled by an obsessive-compulsive thinking. Patients have repeated obsessive-compulsive ideas and behaviors in their lives. The patient's self-awareness is intact, knowing that it is unnecessary and even painful, but he can't get rid of it. If you have these manifestations, you can be diagnosed as obsessive-compulsive disorder. \x0d\ The main symptom of obsessive-compulsive disorder: \x0d\( 1) Forced washing: washing your hands or things repeatedly, you can't get rid of "feeling dirty" in your heart, knowing that you have washed it, but you can't control yourself and have to wash it. \x0d\(2) Compulsive examination: usually accompanied by compulsive suspicion. Patients feel uneasy about what they know, and check repeatedly, such as checking locked doors and windows, checking written bills, letters or manuscripts, etc. \x0d\(3) Forced counting: count steps and poles uncontrollably, and do an action for a certain number of times, otherwise you will feel uneasy. If you miss it, count it again. \x0d\(4) Forced ritual actions: Before daily activities, do a set of actions with certain procedures, such as taking off your shoes according to certain procedures before going to bed and placing them according to fixed rules, otherwise you will feel uneasy, then put on your clothes and shoes again and take them off according to procedures.