Robert H. Pietrzak, PhD, MPH

US Department of Veterans Affairs National Center for PTSD, VA Connecticut Healthcare System, West Haven, Connecticut; Department of Psychiatry, Yale School of Medicine, New Haven, Connecticut; Department of Social and Behavioral Sciences, Yale School of Public Health, New Haven, Connecticut

Original Research

Posttraumatic Stress and Binge Eating

October 22, 2019

Trauma-exposed individuals engage in health-risk behaviors, though one such behavior—binge eating—is understudied in this population. This study evaluates the association between trauma exposure, posttraumatic stress disorder symptoms, and binge...

Robert H. Pietrzak, Natalie Mota, Joel Braun, et al

Article

PTSD Symptoms, Functioning, and Suicidal Ideation in Military Veterans

April 25, 2019

How would you use a symptom-focused approach to provide a more nuanced method for the assessment, monitoring, and treatment of PTSD? Read on to answer this question and gain...

Jack Tsai, Robert H. Pietrzak, Ilan Harpaz-Rotem, et al

Article

Veterans Who Do and Do Not Utilize VA Services

January 17, 2019

Why do some veterans not utilize VA services? This article examines sociodemographic and military characteristics of US veterans who do and do not utilize VA services as their primary...

Robert H. Pietrzak, Steven M. Southwick, Brienna N. Meffert, et al

Letter to the Editor

Functional Polymorphism in Neuropeptides and Resilience to Traumatic Stress

October 25, 2017

Neuropeptide Y plays a key role in the regulation of fear, stress, and memory. To probe the mechanisms of, and possible interventions for, traumatic stress, the small study reported...

Robert H. Pietrzak, Steven M. Southwick, John H. Krystal, et al

Article

Mental and Physical Health Conditions in Combat Veterans

June 22, 2017

Combat exposure has been linked to PTSD and other mental health conditions, but is it also linked to physical health conditions? Read this CME article to learn about how...

Jack Tsai, Robert H. Pietrzak, Ilan Harpaz-Rotem, et al

Original Research

Prevalence of PTSD According to the DSM-5

November 23, 2016

Some have argued that changes to the diagnostic criteria for PTSD in the DSM-5 would increase rates of comorbidity between PTSD and other psychiatric disorders. Find out whether that...

Robert H. Pietrzak, Steven M. Southwick, John H. Krystal, et al

Original Research

Sleep Disturbance in Chronic Military-Related PTSD: Clinical Impact and Response to Adjunctive Risperidone in the Veterans Affairs Cooperative Study #504

April 27, 2016

Robert A. Rosenheck, Robert H. Pietrzak, Andrew D. Krystal, et al

Article

Late-Life PTSD Exacerbation

March 23, 2016

Do you see patients who are older military veterans? Did you know that some experience exacerbated posttraumatic stress disorder (PTSD) symptoms, possibly decades after their trauma? Read this journal...

Jack Tsai, Robert H. Pietrzak, Ilan Harpaz-Rotem, et al

Letter to the Editor

The rs1049353 Polymorphism in the CNR1 Gene Interacts With Childhood Abuse to Predict Posttraumatic Threat Symptoms

December 23, 2015

Sandro Galea, Robert H. Pietrzak, Jennifer A. Sumner, et al

Letter to the Editor

Association of the rs2242446 Polymorphism in the Norepinephrine Transporter Gene SLC6A2 and Anxious Arousal Symptoms of Posttraumatic Stress Disorder

April 22, 2015

Robert H. Pietrzak, Jennifer A. Sumner, Allison E. Aiello, et al

Article

Posttraumatic Stress Disorder in the US Veteran Population: Results From the National Health and Resilience in Veterans Study

December 24, 2014

Robert H. Pietrzak, Steven M. Southwick, Erika J. Wolf, et al

Original Research

Dimensional Structure of DSM-5 Posttraumatic Stress Disorder Symptoms: Results From the National Health and Resilience in Veterans Study

November 11, 2014

Jack Tsai, Robert H. Pietrzak, Ilan Harpaz-Rotem, et al

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