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This session discusses communicable diseases, modes of transmission, and infection control measures on college campuses. It also addresses the differential diagnosis and the necessary actions in case of an outbreak.
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What We Need is a Red Book for College Health: Infection Control for the College Campus Evelyn Wiener, MD University of Pennsylvania
Public Health Image Library United States Environmental Protection Agency
SESSION OBJECTIVES • List communicable diseases for which infection control measures are indicated • Identify modes of transmission for communicable diseases • Identify appropriate infection control measures for common and/or serious contagious diseases • Know the campus and community resources involved with implementing infection control measures
LA 2/23/12 • History: • Sore throat & cough x 1 day • PMH pneumonia one year ago • Physical exam • BP 138/85 HR 115 T 98.5 • Pharynx red, TM normal • Lungs clear • Symptomatic treatment advised
LA, continued Returns 2/28/12 • CXR (obtained 2/23) was negative • Symptoms have continued, cough worse • Physical exam • BP 147/91 HR 113 T 99.0 • Pharynx red, cervical adenopathy • Lungs clear, but frequent dry coughing fits, speaking in full sentences • Symptomatic measures continued
LA, continued 2/29/12 • Goes to ER - cough incessant, uncontrolled by codeine • What is the differential diagnosis? • What else do you need to know? • What do you need to do?
WHAT NOW? What are the infection control issues? Which issues are unique to college setting? Who needs to be involved/informed? Where do you find the answers?
FAMILY Family PARTNERS HEALTH SERVICE ADMINISTRATION STUDENT FRIENDS STUDENT AFFAIRS ROOMMATES Risk Management FACULTY RES LIFE STAFF CLASSMATES Environmental Health FACILITIES HUMAN RESOURCES
WHAT DO STUDENTS NEED TO KNOW?**Also parents, staff, media • Who is at risk for exposure? • What should students do if they were exposed? • What should students do if they have symptoms?
WHAT DO ADMINISTRATORS NEED TO KNOW? • Same as students PLUS • Extent of outbreak • Measures needed to control outbreak • Need to provide support to affected students • Need for resources • Talking points
WHAT DO CLINICAL STAFF NEED TO KNOW? • Same as students and administrators PLUS • On-site infection control measures • Clinical presentation • Diagnostic tests • Management • Reporting
CAMPUS INFECTION CONTROL ISSUES • How do basic infection control principles apply in a campus environment? • Populations • Facilities • Significant functions • What resources are needed? • What resources are available?
STUDENT POPULATIONS Residential students Commuters Part-time students Greek system Athletes Health care students International students Visiting/exchange students
OTHER POPULATIONS Faculty Staff Visitors Special program participants Contractors
FACILITIES Student housing Residence halls Fraternities and sororities Off-campus housing Dining halls Classrooms Research laboratories Libraries Athletic facilities Other buildings
TYPES OF INFECTIOUS DISEASES • Viral • Bacterial • Fungal • Parasitic • Nematodes and helminths • Critters
TRANSMISSION BASICS • Airborne • Droplet • Contact • Ingestion • Blood and body fluid
AIRBORNE TRANSMISSION • Airborne droplet nuclei • Small particles <5 μm of evaporated droplet • Widely dispersed • Remain suspended in air for long periods • Indication for N95 respirator
TB Online CDC CDC
DROPLET TRANSMISSION • Droplets generated primarily by coughing, sneezing, talking • Droplets relatively large • Propelled short distance (< 3 feet) • Deposited on conjunctiva, nasal mucosa, mouth • Do not remain suspended in air • Indication for surgical masking
CDC CDC CDC scarletfeverpictures.com
CONTACT TRANSMISSION • Direct contact with infected area • Fomites • Most common route of health care-associated infections
Wikipdedia/Robert Morley CDC/Dr. Thomas Sellers MiteBitespictures.com CDC
INGESTION Chicago Star Tribune
BLOOD AND BODY FLUID CDC CDC
CONTROL AND PREVENTION • Pre-exposure immunization (for vaccine-preventable diseases) • Screening • Hand hygiene • Food and water safety • Universal precautions • Isolation and quarantine • Post-exposure immunization • Post-exposure chemoprophylaxis
RECOGNIZING AND MANAGING OUTBREAKS • Disease surveillance • Contact identification and tracing • Pre- and post-exposure prophylaxis • Notification • Public health emergencies
INFECTION CONTROL ISSUES • Transmission characteristics • Diagnosis • Treatment • Evaluation of the exposed individual • Control measures • Isolation/exclusion – who, what, how long • Post-exposure measures • Environmental measures
PERTUSSIS {Total duration 6 – 10 weeks}
OTHER ISSUES • Global health concerns • Global patterns of disease • Issues for students traveling abroad • Issues for international students • Health care students • Animal-borne diseases • Faculty and staff
ENVIRONMENTAL CLEANING • Standards for cleaning • Cleaning in response to disease outbreak • Special circumstances/setting • Protective equipment
CAMPUS RESOURCES • SHS • Dean of students • Environmental Health • Public safety • Facilities • Human Resources • Risk Management
COMMUNICATIONS • Communication with administration • Communications to students (and parents) • Communications to faculty • Media releases • Notification to public health officials
ACKNOWLEDGEMENTS Sharon McMullen RN BSN BA University of Pennsylvania Esther Chernak, MD, MPH, FACP Drexel University School of Public Health