Schizophrenia , residual type refers to a a type of Schizophrenia in which people who have previously been diagnosed as having Schizophrenia may no longer have prominent psychotic symptoms but still show some lingering signs of the disorder, such as emotional dullness, social withdrawal , eccentric behavior, or illogical thinking.
Schizophrenia , undifferentiated type refers to a type of Schizophrenia characterized by a complex of schizophrenic symptoms, such as delusions , hallucinations , incoherence, or disorganized behavior, that does not meet the criteria for other types of schizophrenia.
schizophrenia, except for the duration and chronic nature of the symptoms; specifically, symptoms usually last less than six (6) months; a psychotic disorder involving the symptoms of schizophrenia but lasting less than six (6) months. Moreover, Schizophreniform disorder refers to a psychotic disorder with symptoms similar to but less severe than those found in Schizophrenia which must last less than six (6) months, in contrast to symptoms in schizophrenia, which last more than six (6) months and must have prodromal, active, and residual phases.
personality disorder referst to Cluster A (odd or eccentric) personality disorder involving a pervasive pattern of interpersonal deficits featuring acute discomfort with, and reduced capacity for, close relationships , as well as cognitive or perceptual distortions and eccentricities of behavior.