Question: what are the four main subtypes of schizophrenia?
Answer: Paranoid: Where someone feels he is being persecuted or spied on.
Disorganized: Where people appear confused and incoherent.
Catatonic: Where people can be physically immobile or unable to speak.
Undifferentiated schizophrenia: A subtype in which no paranoid, disorganized or catatonic features are prominent .