Environmental exposure unit: a sensitive, specific, and reproducible methodology for allergen challenge

Annals of Allergy, Asthma & Immunology

November 2013 Volume 111, Issue 5, Pages 323-328  CME Review

Overall Purpose
Participants will be able to demonstrate increased knowledge of the clinical treatment of allergy/asthma/immunology and how new information can be applied to their own practices

Accreditation: The American College of Allergy, Asthma & Immunology (ACAAI) is accredited by the Accreditation Council for Continuing Medical Education (ACCME) to provide continuing medical education for physicians.

Designation: The American College of Allergy, Asthma & Immunology (ACAAI) designates this journal-based CME activity for a maximum of 1 AMA PRA Category 1 Credit™. Physicians should claim only the credit commensurate with the extent of their participation in the activity.

Planning Committee
Anne K. Ellis, MD, MSc, FRCPC (Sr Author)
Michael S. Tankersley, MD (CME Series Editor)
Gailen D. Marshall, Jr, MD, PhD (Editor-in-Chief)


Target Audience

Physicians involved in providing patient care in the field of allergy/asthma/immunology

Learning Objectives

At the conclusion of this activity, participants should be able to:

  • Describe the Environmental Exposure Unit (EEU) methodology for controlled allergen challenge
  • Discuss the technical aspects, study designs, and controlled variables in EEU studies that allow for the effective determination of onset of action and clinical efficacy of new anti-allergic treatments


Additional information

A.K. Ellis has served as principal investigator for Circassia, Ltd., M.L. North, T. Walker, L.M. Steacy, M.S. Tankersley and G.D. Marshall have nothing to disclose. Reviewers and Education/Editorial staff have no relevant financial relationships to disclose. Astemizole has been withdrawn and is no longer available in the United States

Course summary
Available credit: 
  • 1.00 AMA PRA Category 1 Credit™
  • 1.00 Attendance
Course opens: 
Course expires: 

Anne K. Ellis, MD, MSc; Michelle L. North, PhD; Terry Walker, BA; and Lisa M. Steacy, BSc, CCRP 

Available Credit

  • 1.00 AMA PRA Category 1 Credit™
  • 1.00 Attendance
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