Brief psychotic episodes represent an intriguing paradox in clinical psychiatry because they
elude the standard knowledge that applies to the persisting psychotic disorders such as …

Importance The prognostic significance of competing constructs and operationalizations for
brief psychotic episodes (acute and transient psychotic disorder [ATPD], brief psychotic …

Brief and acute psychotic disorders with a short duration and a generally good prognosis
have long intrigued psychiatrists. Although they are included in internationally accepted …

This article examines the clinical, epidemiological and nosological aspects of short-lived
psychotic disorders as currently classified under 'acute and transient psychotic disorders' in …

Aim: Given the growing interest in the study of first‐episode psychosis, clinical and research
programmes would benefit from a conceptual clarification of how to operationalize 'first …

Background. Existing outcome literature has had an over-representation of chronic patients
and suggested a progressive course and poor outcome for schizophrenia. The current study …

Acute and transient psychotic disorders (ATPD) first appeared in ICD-10 but classification of
acute psychosis has a long historical tradition. The prevalence rate of these disorders varies …

BackgroundICD–10 has introduced the diagnostic group acute and transient psychotic
disorders (ATPDs; F23). Aims To validate the nosological distinctiveness of ICD–10 ATPDs …

Patients experiencing a first psychotic episode or early stages of psychosis present with key
diagnostic issues for clinicians. At the time of first-episode psychosis presentation, it is …

BackgroundThis study in North India compared acute brief psychosis–defined by acute
onset, brief duration and no early relapse–with other remitting psychoses, over a 12-year …