Final answer:
Dementia Praecox was the precursor term to Schizophrenia.
Step-by-step explanation:
Dementia Praecox was the precursor term to Schizophrenia. The term was first used by German psychiatrist Emil Kraepelin in the late 19th century to describe a group of psychotic disorders characterized by disordered thoughts, hallucinations, and social withdrawal. Kraepelin later refined the concept and renamed it as Schizophrenia in his classification system.
Learn more about Schizophrenia