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Volume 19, Number 12—December 2013


Potential Role of Deer Tick Virus in Powassan Encephalitis Cases in Lyme Disease–endemic Areas of New York, USA

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Medscape, LLC is pleased to provide online continuing medical education (CME) for this journal article, allowing clinicians the opportunity to earn CME credit.

This activity has been planned and implemented in accordance with the Essential Areas and policies of the Accreditation Council for Continuing Medical Education through the joint sponsorship of Medscape, LLC and Emerging Infectious Diseases. Medscape, LLC is accredited by the ACCME to provide continuing medical education for physicians.

Medscape, LLC designates this Journal-based CME activity for a maximum of 1 AMA PRA Category 1 Credit(s)TM. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

All other clinicians completing this activity will be issued a certificate of participation. To participate in this journal CME activity: (1) review the learning objectives and author disclosures; (2) study the education content; (3) take the post-test with a 70% minimum passing score and complete the evaluation at; (4) view/print certificate.

Release date: November 21, 2013; Expiration date: November 21, 2014

Learning Objectives

Upon completion of this activity, participants will be able to:

• Evaluate the virology of Powassan virus

• Assess the clinical presentation of Powassan virus encephalitis

• Analyze laboratory and radiologic data in cases of Powassan virus encephalitis

• Distinguish clinical outcomes of Powassan virus encephalitis.

CME Editor

Shannon O’Connor, ELS, Technical Writer/Editor, Emerging Infectious Diseases. Disclosure: Shannon O’Connor has disclosed no relevant financial relationships.

CME Author

Charles P. Vega, MD, Health Sciences Clinical Professor; Residency Director, Department of Family Medicine, University of California, Irvine. Disclosure: Charles P. Vega, MD, has disclosed no relevant financial relationships.


Disclosures: Marc Y. El Khoury, MD; Jose F. Camargo, MD; Jennifer L. White, MPH; Bryon P. Backenson, MPH; Alan P. Dupuis II; Laura Kramer, PhD; Kirsten St. George, PhD; Debarati Chatterjee, MPH; Melissa Prusinski; and Susan J. Wong, PhD, have disclosed no relevant financial relationships. Kay L. Escuyer, PhD, has disclosed the following relevant financial relationships: spouse has received grants for clinical research from Cepheid for GeneXpert TB diagnostics. Gary P. Wormser, MD, has disclosed the following relevant financial relationships: served as an advisor or consultant for Baxter; received grants for clinical research from Centers for Disease Control and Prevention, National Institutes of Health, Immunetics, Inc., BioRad, DiaSorin, Inc., and bioMérieux; owns stock, stock options, or bonds from Abbott Labs; serves as an expert witness in malpractice cases involving Lyme borreliosis; expert witness regarding Lyme disease in a disciplinary action for the Missouri Board of Registration for the Healing Arts; serves as an unpaid board member American Lyme Disease Foundation.


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