A client is diagnosed with a chronic respiratory disorder. After assessing the client's knowledge of the disorder, the nurse prepares a teaching plan. This teaching plan is most likely to include which nursing diagnosis?

A client admitted on the inpatient mental health unit has been suspicious of other clients on the unit. This client is often angry at others' comments, and carries a grudge against a roommate for accidentally using the client's bath towel. Which personality disorder is most likely the client's diagnosis?