Validity of the familial and sporadic subtypes of schizophrenia

Familial schizophrenia is defined by a family history of psychotic disorders, and sporadic schizophrenia is defined by the absence of such a history.

Validity of the familial and sporadic subtypes of schizophrenia.

Validity of the familial and sporadic subtypes of schizophrenia. Citation. Roy, M.-A., & Crowe, R. R. (1994). Validity of the familial and sporadic subtypes ...

Objective: A common means ofsubtyping schizophrenia is to use family history. Familial schizophrenia is defined by a family history ofpsychotic disorders,.

Familial and sporadic schizophrenia: a symptomatic, prognostic, and ...

The authors examined the differences between 30 patients with familial schizophrenia (those with a schizophrenic first-degree relative) and 83 patients with ...

Validity of the familial and sporadic subtypes of schizophrenia ...

The scarcity of studies with adequate methodology precludes any definitive judgment about the validity of the familial-sporadic distinction in schizophrenia ...

American Journal of Psychiatry | Vol 151, No 6

OBJECTIVE: A common means of subtyping schizophrenia is to use family history. Familial schizophrenia is defined by a family history of psychotic disorders, and ...

Sporadic and familial subgroups of schizophrenia do not differ on ...

Brief report. Sporadic and familial subgroups of schizophrenia do not differ on dense array spontaneous gamma oscillatory activity · Highlights.

The identification of family subtype based on the assessment of ...

Schizophrenia is a complex psychiatric disorder characterized by high phenotypic heterogeneity. Previous studies have distinguished between ...

The Familial/Sporadic Distinction as a Strategy in Schizophrenia ...

The rationale and limitations of discriminating between cases of schizophrenia with and without a family history are reviewed. It is concluded from the ...

Epidemiological and clinical correlates of familial and sporadic ...

... family history (sporadic group) to test the validity of familial and sporadic subtypes of schizophrenia. Ss were compared on clinical variables (including ...

Subtyping Schizophrenia According to Outcome or Severity

were in a previous paper on familial versus sporadic SZ. (Roy and ... -A., and Crowe, R.R. Validity of familial and spo- radic subtypes of schizophrenia.

Psychobiological Heterogeneity of Familial and Sporadic ...

We reasoned that patients with a first-degree relative with chronic schizophrenia-related psychosis most likely had familial illness; that patients with only an ...

Psychobiological heterogeneity of familial and sporadic schizophrenia

FH was categorized by three exclusive groups: FH-1 patients had a chronic schizophrenia-related psychosis in a first-degree relative, FH-2 had it in second- ...

Executive Functions in Patients with Familial versus Sporadic ...

Family history is commonly used in schizophrenia subtype definitions. A positive family history of psychotic disorders indicates familial ...

Distinct disruptions of resting-state functional brain networks in ...

Only the family members with schizophrenia-related chronic psychoses (i.e., schizophrenia, schizoaffective and psychosis not otherwise specified) ...

Neurological abnormalities in familial and sporadic schizophrenia

Validity of the familial and sporadic subtypes of schizophrenia. [Review]. Am J Psychiatry 1994; 151: 805–14. Sanders RD, Keshaven MS, Schooler NR ...

Genetic Modifiers and Subtypes in Schizophrenia

However, several associations between AAO and schizophrenia candidate genes have been reported. A protective haplotype of NRG1 demonstrated ...

Does Familiality Predispose to both Emergence and Persistence of ...

Greater familial loading for schizophrenia predicted a greater likelihood of non-recovery (OR 2.2; 95% CI 1.1–4.4) and a greater likelihood to have had ...

Family history identifies sporadic schizoaffective disorder as a ...

RESULTS: When schizophrenia and schizoaffective disorder diagnoses were considered jointly, we found no significant differences between the sporadic and the ...

Performance of Verbal Fluency as an Endophenotype in Patients ...

There was a significant difference in verbal fluency impairment not only in familial schizophrenic individuals but in their unaffected parents.