Module 1: Unraveling Prurigo Nodularis - Pathogenesis, Evaluation, and Impact on Quality of Life

This module presents the pathogenesis of PN, impact it has on patients’ quality of life, and recommendations for its diagnostic workup.

Gil Yosipovitch, MD

Miami Itch Center, Phillip Frost Department of Dermatology and Cutaneous Surgery
Miller School of Medicine
University of Miami
Miami, Florida

Gil Yosipovitch, MD is a tenured Professor and Stiefel endowed Chair of Medical Dermatology at the Dr Phillip Frost Department of Dermatology at the Miller School of Medicine at University of Miami. He is the Director of the Miami Itch Center, which focuses on chronic itch as a disease state. Prior to joining the faculty of University of Miami, Dr. Yosipovitch was Founding Chair the Department of Dermatology at Temple University and directed the first translational, clinical and research center dedicated to the study of chronic itch in the US. He has published more than 650 articles in books and peer reviewed journals and has edited 6 books with total citations in google scholar of 26500 and H index of 85. He is the founder and past President of the International Forum for the Study of Itch and member of its board. He served as Chairman of the Scientific Board of the National Eczema Association and member of the Scientific Board of The National Psoriasis Foundation and IEC and Chair of SIG of Itch in IASP.  He serves on the editorial boards of 9 key specialty journals.  In addition, he received one of the highest awards in dermatology, the Marion B.  Sulzberger lectureship award, at the 2016 AAD meeting for his work on itch. Dr. Yosipovitch has given more than 500 invited lectures to dermatology groups and organizations around the world and has mentored more than 40 fellows, PhD students and post-Doc fellows.

Timothy Berger, MD

Professor, Dermatology
University of California San Francisco
San Francisco, CA

Timothy Berger, MD earned his MD from UT Southwestern Medical School, Dallas, TX in 1975.  He completed his dermatology residency at Letterman Army Medical Center in San Francisco in 1980 and then completed a dermatopathology fellowship at the Armed Forces Institute of Pathology in Washington, DC.  Dr. Berger served in the Army until 1995 and obtained his first appointment to the Department of Dermatology at the University of California, San Francisco (UCSF) in 1984.
Dr. Berger is currently Professor Emeritus of Clinical Dermatology. He is the former interim Department Chair (2022), Endowed Chair in Dermatology Medical Student Education, former Residency Program Director (1995-2007) and former  Associate Residency Program Director (2007-2011).
In both 1991 and 2001 he was awarded Teacher of the Year by the UCSF Dermatology Residents, in 1989 he was honored with the Henry J. Kaiser Award for Excellence in Teaching and was the recipient of the 2011 UCSF Academic Senate Distinction  in Teaching Award. He received the 2020 Lifetime Achievement Award from the Medical Dermatology Society, the 2021 American Academy of Dermatology Master Dermatologist Award and the 2023 Dermatology Foundation Lifetime Career Educator Awardee. 
Dr. Berger has published more than 200 scientific articles, 30 book chapters and 3 books.
Dr. Berger’s has also served as the vice-president of the American Academy of Dermatology and is a past member of the Academy’s board of directors.
Describe the pathogenesis of prurigo nodularis (PN).
Implement strategies to appropriately evaluate and timely diagnose patients with PN.
Summarize the impact of PN on patients’ quality-of-life.