Which of the following statements about disorganized schizophrenia is accurate?

• A. Disorganized schizophrenia is no longer recognized as a subtype in the DSM-5 because it was the rarest form.
• B. Disorganized schizophrenia is characterized by disorganized speech and behavior, but it is not the most common type.
• C. Disorganized schizophrenia is primarily defined by catatonic symptoms.
• D. Disorganized schizophrenia is the most common type of schizophrenia.

Answer: (B)

Verified step by step guidance

1. Step 1: Understand that disorganized schizophrenia was previously considered a subtype of schizophrenia characterized by disorganized speech, behavior, and flat or inappropriate affect.
2. Step 2: Recognize that in the DSM-5, the subtypes of schizophrenia, including disorganized schizophrenia, were removed because they were not found to be diagnostically stable or helpful for treatment planning.
3. Step 3: Note that disorganized schizophrenia is not defined primarily by catatonic symptoms; catatonia is a separate specifier that can occur in schizophrenia.
4. Step 4: Recall that disorganized schizophrenia is not the most common type; paranoid schizophrenia was historically more common when subtypes were used.
5. Step 5: Conclude that the accurate statement is that disorganized schizophrenia is characterized by disorganized speech and behavior, but it is not the most common type, and it is no longer recognized as a distinct subtype in the DSM-5.