Identifying Depressive Mood Disorders

A 30-year-old female client presents to the psychiatric clinic reporting persistent feelings of sadness and a lack of interest in activities she once enjoyed. During the assessment, she mentions sleeping excessively and having difficulty concentrating at work. The client states that these feelings have lasted for more than two weeks. Based on these symptoms, the nurse suspects that the client may be experiencing a mood disorder. In particular, the symptoms described are indicative of a __________ mood disorder.