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Secondhand smoke and lung cancer

Secondhand smoke and lung cancer

Overview

Secondhand smoke has been classified as a known cause of lung cancer in humans (Group A carcinogen).

Review Date 7/13/2016

Updated by: Linda J. Vorvick, MD, Medical Director and Director of Didactic Curriculum, MEDEX Northwest Division of Physician Assistant Studies, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.