A 49-year-old man with chapped and raw hands presents to the…

A 49-year-old man with chapped and raw hands presents to the PMHNP on referral from his PCP. The man states that he washes his hands repeatedly, spending 3 to 4 hours a day washing with abrasive cleansers and very hot water. His hands hurt, but he states, “if I don’t wash this much, I will become very sick.” His PCP completed a comprehensive workup and no physical health concerns were identified. He takes no medications. What is the most likely diagnosis?

A patient has been hospitalized due to cardiomyopathy. Durin…

A patient has been hospitalized due to cardiomyopathy. During his stay, he had several unexpected panic attacks with sudden onset that lasted approximately 20 minutes each. He told the consulting PMHNP that he has “always had some anxiety, but these are new.” The PMHNP’s initial diagnostic impression is most likely