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One Health: The Environmental Health Perspective Clifford S. Mitchell, MS, MD, MPH Acting Assistant Director for Environmental Health and Food Protection Maryland Department of Health and Mental Hygiene ASTHO One Health Webinar – April 15, 2010 Environmental Health: The “Between” Profession What is environmental health? Who is environmental health? What is the role of environmental health and the environmental health professional in animal-human health interactions? Infectious Disease & Environmental Health Administration [Date] 2 The Classic Risk Model Source/ Hazard Generation Transport/ Transformation Exposure Target Organ Dose Metabolism/ Internal Distribution Clinical Outcome Infectious Disease & Environmental Health Administration April 15, 2010 3 One Health: Environmental Health Perspective Source/ Hazard Generation Veterinary Medicine Exposure Metabolism/ Internal Distribution Target Organ Dose Clinical Outcome Transport/ Transformation Health Care Exposure Environmental Health Metabolism/ Internal Distribution Target Organ Dose Clinical Infectious Disease & Environmental Health Administration Outcome April 15, 2010 4 The Environmental Health Approach Collaboration with health care providers Understand the environment, opportunities for exposure Emphasis on prevention strategies Infectious Disease & Environmental Health Administration April 15, 2010 5 Hierarchy of Controls Elimination Substitution Engineering Controls Administrative Controls Personal Protective Equipment Infectious Disease & Environmental Health Administration April 15, 2010 6 Environmental Health and Vector Control Historic and current activity of environmental health in vector control Responsibility often spread over many agencies Source: Erin Jones, MS CDC/CSTE Applied Epidemiology Fellow, MD Dept of Health and Mental Hygiene Infectious Disease & Environmental Health Administration April 15, 2010 7 Harmful Algal Blooms: opportunity for animal exposures a leading indicator Maryland: 2 animal deaths in 2009 Acknowledgment: Maryland Department of the Environment Infectious Disease & Environmental Health Administration April 15, 2010 8 What Are The One Health Challenges For Environmental Health? Challenges to environmental health overall Chronic exposures, disease, latency Integration of surveillance systems Understanding exposure – a challenge for humans and animals – what about biomonitoring? Occupational setting – different perspectives of agencies involved in animal health, food production, occupational health, public health Infectious Disease & Environmental Health Administration April 15, 2010 9 Acknowledgments Nancy Servatius, HAB Program Specialist Katherine Feldman, State Public Health Veterinarian Erin Jones, CDC/CSTE Applied Epidemiology Fellow Charlie Poukish and Chris Luckett, MD Dept of the Environment Catherine Wazniak, HAB Manager, MD Dept of Natural Resources Infectious Disease & Environmental Health Administration April 15, 2010 10