Elizabeth A. Lawson, MD

Department of Medicine, Harvard Medical School, Boston, Massachusetts; Neuroendocrine Unit, Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts; Mass General Brigham Multidisciplinary Eating Disorder Research Collaborative, Mass General Brigham, Boston, Massachusetts

JCP
Differential Impact of Cholecystokinin and Ghrelin on 2-Year Avoidant/Restrictive Food Intake Disorder Symptoms
Original Research

May 20, 2026

Decreases in CCK and increases in ghrelin were associated with improvements in ARFID symptomology.
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Low Ghrelin and Anxiety in ARFID
Original Research

May 3, 2023

Low ghrelin levels were associated with greater anxiety in ARFID, indicating a potential target in the treatment of this disorder.
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Elevated CCK With ARFID
Original Research

July 11, 2022

Avoidant/restrictive food intake disorder (ARFID) is characterized by food avoidance unmotivated by body weight/shape concerns. This study explored if levels of the satiety hormone cholecystokinin are higher in individuals...
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JCP
Original Research

September 7, 2021

DSM-5 criteria for avoidant/restrictive food intake disorder (ARFID) include ambiguities that can affect access to treatment. This study looked at how differing definitions affect the number of individuals who...
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JCP
Original Research

January 2, 2018

Levels of the appetite-stimulating hormone ghrelin are elevated in girls and women with anorexia nervosa. However, women with anorexia nervosa report less hunger than healthy controls—a discrepancy possibly due...
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JCP
Article

March 14, 2017

Both estrogen and exercise may have cognition-enhancing benefits, but the effect of estrogen deficiency on young oligomenorrheic/amenorrheic athletes has not been evaluated. Read the article to see if this...
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JCP
Academic Highlights

November 23, 2016

Do low oxytocin levels in patients with anorexia nervosa (AN) result from low weight, or do they persist even after recovery? To answer this question, this study measured oxytocin...
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Original Research

July 8, 2014

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Article

May 15, 2013

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November 15, 2012

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Article

August 9, 2011

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Article

June 15, 2007

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