Marcel has been diagnosed with schizoaffective disorder. this means that in addition to schizophrenic symptoms, he also has symptoms of

The answer is a mood disorder.

Schizoaffective disorder is characterized by deregulated emotions and abnormal thought. In this mental disorder the person experiences both schizophrenia and a mood disorder. The mood disorder can be bipolar disorder or depression.

Common symptoms: hallucinations, paranoia, disorganized speech and thinking.