Randomized, double-blind trial of olanzapine versus placebo in patients prodromally symptomatic for psychosis
…, R E. Hoffman, A Preda, I Epstein… - American Journal of …, 2006 - Am Psychiatric Assoc
Objective: This study assessed the efficacy of olanzapine in delaying or preventing
conversion to psychosis and reducing symptoms in people with prodromal symptoms of …
conversion to psychosis and reducing symptoms in people with prodromal symptoms of …
A randomized controlled trial of cognitive behavioral therapy for individuals at clinical high risk of psychosis
J Addington, I Epstein, L Liu, P French, KM Boydell… - Schizophrenia …, 2011 - Elsevier
BACKGROUND: There has been increasing interest in early detection during the prodromal
phase of a psychotic disorder. To date a few treatment studies have been published with …
phase of a psychotic disorder. To date a few treatment studies have been published with …
Intolerance of uncertainty, social anxiety, and generalized anxiety: Differences by diagnosis and symptoms
Research suggests that Intolerance of Uncertainty (IU) is related to the severity of suffering
in Generalized Anxiety Disorder (GAD). However, its role in Social Anxiety Disorder (SAD) …
in Generalized Anxiety Disorder (GAD). However, its role in Social Anxiety Disorder (SAD) …
Quetiapine: an effective antipsychotic in first-episode schizophrenia despite only transiently high dopamine-2 receptor blockade
…, G Papatheodorou, I Epstein… - Journal of Clinical …, 2002 - psychiatrist.com
Background: It has been suggested that transiently high dopamine-2 (D2) receptor occupancy
by antipsychotic medication may be sufficient for inducing an antipsychotic response. We …
by antipsychotic medication may be sufficient for inducing an antipsychotic response. We …
The international study on general practitioners and early psychosis (IGPS)
…, L Tait, E Stip, P Roy, G Conrad, J Hunt, I Epstein… - Schizophrenia …, 2009 - Elsevier
BACKGROUND: In much of the world, general practitioners (GPs) are the health professionals
most frequently initially contacted when a young person is developing psychosis. …
most frequently initially contacted when a young person is developing psychosis. …
Early detection of psychosis: finding those at clinical high risk
J Addington, I Epstein, A Reynolds… - Early Intervention in …, 2008 - Wiley Online Library
Aim: In early detection work, recruiting individuals who meet the prodromal criteria is difficult.
The aim of this paper was to describe the development of a research clinic for individuals …
The aim of this paper was to describe the development of a research clinic for individuals …
Low hedonic tone and attention-deficit hyperactivity disorder: risk factors for treatment resistance in depressed adults
T Sternat, K Fotinos, A Fine, I Epstein… - … disease and treatment, 2018 - Taylor & Francis
Background The burdens imposed by treatment-resistant depression (TRD) necessitate the
identification of predictive factors that may improve patient treatment and outcomes. Because …
identification of predictive factors that may improve patient treatment and outcomes. Because …
Treating young individuals at clinical high risk for psychosis
C Marshall, J Addington, I Epstein, L Liu… - Early Intervention in …, 2012 - Wiley Online Library
Background: Typically, studies investigating those at clinical high risk for psychosis have
focused on predictors of conversion and treatments that might prevent conversion to full‐blown …
focused on predictors of conversion and treatments that might prevent conversion to full‐blown …
Pharmacological approaches to manage persistent symptoms of major depressive disorder: rationale and therapeutic strategies
I Epstein, I Szpindel, MA Katzman - Psychiatry research, 2014 - Elsevier
Major depressive disorder (MDD) is a highly prevalent chronic psychiatric illness associated
with significant morbidity, mortality, loss of productivity, and diminished quality of life. …
with significant morbidity, mortality, loss of productivity, and diminished quality of life. …
Treatment Response to Olanzapine and Haloperidol and its Association with Dopamine D2 Receptor Occupancy in First-Episode Psychosis
…, Z Daskalakis, I Epstein… - The Canadian …, 2005 - journals.sagepub.com
Objective: Response to typical antipsychotic medication has been associated with achieving
a level of striatal dopamine D 2 receptor occupancy in the range of 65% to 70%. We …
a level of striatal dopamine D 2 receptor occupancy in the range of 65% to 70%. We …