• The Comprehensive Assessment of Symptoms and History was developed for research
studies of schizophrenia spectrum conditions and affective spectrum conditions. It is designed …

OBJECTIVE: The relationship between cognition and outcome in people with schizophrenia
has been established in studies that, for the most part, examined chronic patients and were …

Objective: Studies of families ascertained through a single autistic proband suggest that the
genetic liability for autism may be expressed in nonautistic relatives in a phenotype that is …

Backgroud Major depression is a frequent psychiatric complication among patients with
traumatic brain injury (TBI). To our knowledge, however, the clinical correlates of major …

Background: The "group of schizophrenias," normally referred to with a single nominative, is
phenomenologically heterogeneous. Its symptoms represent multiple psychological …

Patients suffering from schizophrenia display subtle cognitive abnormalities that may reflect
a difficulty in rapidly coordinating the steps that occur in a variety of mental activities. …

Schizophrenia is a complex illness characterized by multiple types of symptoms involving
many aspects of cognition and emotion. Most efforts to identify its underlying neural substrates …

Objective: This study used positron emission tomography to examine two kinds of personal
memory that are used in psychiatric evaluation: focused episodic memory(recall ofpast experi…

Background Many studies have shown that structural brain abnormalities in schizophrenia
are already present by the time of index evaluation of first-episode patients. However, …

• We reexamined the validity of subdividing schizophrenia into categorical subtypes using
the predominance of positive and negative symptoms as the characteristic defining features. …