Diagnostic Process for Psychiatric Mental Health Nurse Practitioners Exam with Questions and Answers

It covers key domains which include; Psychiatric History and Clinical Interview, Mental Status Examination (MSE), Physical Health Assessment and Differential Diagnosis, Diagnostic Testing and Laboratory Analysis, Risk Assessment and Formulation and Treatment Planning. A 30-year-old client with no prior psychiatric history develops insomnia, elevated mood, pressured speech, and impulsivity after being prescribed high-dose prednisone for an autoimmune condition. What is the most likely diagnosis? a. Bipolar I disorder, manic episode b. Steroid-induced mood disorder c. Generalized anxiety disorder d. Adjustment disorder with anxiety Correct Answer: b Rationale: Corticosteroids such as prednisone can directly induce mood symptoms including mania or hypomania. The temporal relationship between medication initiation and symptom onset is key in distinguishing steroid-induced mood disorder from primary bipolar disorder. A 19-year-old client reports episodic confusion, déjà vu sensations, and brief auditory hallucinations lasting seconds to minutes. Neurological assessment reveals possible temporal lobe involvement. What is the most appropriate differential diagnosis? a. Panic disorder b. Temporal lobe epilepsy c. Schizoaffective disorder d. Dissociative identity disorder Correct Answer: b Rationale: Temporal lobe epilepsy can present with aura-like symptoms such as déjà vu, transient hallucinations, and brief altered consciousness. These episodic neurological events distinguish it from primary psychiatric disorders, making EEG and neurological evaluation essential.