Which of the following is NOT a recognized subtype of schizophrenia?

• A. Catatonic schizophrenia
• B. Bipolar schizophrenia
• C. Disorganized schizophrenia
• D. Paranoid schizophrenia

Answer: (B)

Verified step by step guidance

1. Step 1: Understand that schizophrenia is a complex mental disorder characterized by disruptions in thought processes, perceptions, emotional responsiveness, and social interactions.
2. Step 2: Recognize that schizophrenia has several recognized subtypes, which are categorized based on predominant symptoms. Common subtypes include Catatonic, Disorganized, and Paranoid schizophrenia.
3. Step 3: Identify that Catatonic schizophrenia involves motor disturbances such as immobility or excessive movement, Disorganized schizophrenia is marked by disorganized speech and behavior, and Paranoid schizophrenia is characterized by prominent delusions and auditory hallucinations.
4. Step 4: Note that Bipolar disorder is a separate mood disorder characterized by episodes of mania and depression, and it is not classified as a subtype of schizophrenia.
5. Step 5: Conclude that among the options given, 'Bipolar schizophrenia' is not a recognized subtype of schizophrenia because it conflates two distinct disorders.