Ole A. Andreassen, MD, PhD | Psychiatrist.com

Original Research

Vitamin D and Cognition in Psychotic Disorders

August 23, 2017

Is vitamin D supplementation beneficial in treating cognitive impairments in psychotic disorders? Read this cross-sectional study to discover which cognitive deficits were associated with vitamin D deficiency.

Mari Nerhus, Akiah O. Berg, Carmen Simonsen, et al

Original Research

The Effect of Electroconvulsive Therapy on Neurocognitive Function in Treatment-Resistant Bipolar Disorder Depression

November 24, 2014

Ute Kessler, Helle K. Schoeyen, Ole A. Andreassen, et al

Original Research

Childhood Trauma Is Associated With Severe Clinical Characteristics of Bipolar Disorders

October 15, 2013

Bruno Etain, Monica Aas, Ole A. Andreassen, et al

Original Research

Increased Systemic Cortisol Metabolism in Patients With Schizophrenia and Bipolar Disorder: A Mechanism for Increased Stress Vulnerability?

February 8, 2011

Nils Eiel Steen, Paal Methlie, Steinar Lorentzen, et al

Original Research

A Cross-Sectional Study of Vitamin D Deficiency Among Immigrants and Norwegians With Psychosis Compared to the General Population

April 6, 2010

Akiah Ottesen Berg, Ingrid Melle, Peter A. Torjesen, et al

Original Research

The Level of Cardiovascular Risk Factors in Bipolar Disorder Equals That of Schizophrenia: A Comparative Study

June 15, 2007

Astrid B. Birkenaes, Stein Opjordsmoen, Cathrine Brunborg, et al

Original Research

Sociodemographic Characteristics and Cardiovascular Risk Factors in Patients With Severe Mental Disorders Compared With the General Population.

March 15, 2006

Astrid B. Birkenaes, Anne J. Søgaard, John A. Engh, et al