iowa wing bloodborne pathogens and other diseases of concern created by: casey l. c. schroeder, mls...
TRANSCRIPT
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Iowa WingBloodborne Pathogens
andOther Diseases of Concern
Created by: Casey L. C. Schroeder, MLSCaptain, CAPHealth Services Officer
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Outline
• Universal Precautions• OSHA Regulations• CAP Regulations• Disease Transmission• Prevention of Transmission• Diseases of Concern• Questions
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Universal Precautions
• Infection control procedures to protect members from infectious agents
• Involve the use of protective barriers:– Gloves– Masks– Personal hygiene (hand
washing)
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Universal Precautions
• Require that all human blood be considered infectious
• Require other body substances be considered infectious
• Consists of both:– Bloodborne pathogens– Body substance isolation
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Universal Precautions
• Must follow UP and safe practices each time you provide care or are near crash sites
• Precautions include:– Personal Hygiene– Personal Protective Equipment– Engineering and work practices– Equipment cleaning and disinfecting
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• Required by employees for whom there is “reasonable anticipation” of exposure
• Good Samaritan actions are not covered under this
• Ground Teams and CAP do not fall under this standard
OSHA Regulations
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CAP Regulations
• Does not require that you directly care for victims
• If you chose, use universal precautions, safe practice, and common sense at all times
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Disease Transmission
• Possible for you to infect someone and vice versa
• Pathogen:– Disease causing organisms such as:• Fungi• Parasites• Viruses• Bacteria
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Disease Transmission
• Pathogen can enter the body:– Direct– Indirect– Airborne– Vector-borne
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Disease Transmission
• 4 factors required for infection:– Pathogen– Appropriate entry site– Enough of the pathogen– Susceptibility to the pathogen
• Prevent any one of these, infection does not occur
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Cross-Contamination
• Form of indirect exposure that poses a particular risk of disease transmission
• Everything touched is considered contaminated
• Common activities:– Pens & Pencils– Eye glasses– Scratching your nose or face– Door knobs or handles– Phones & Radios
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Hand Washing
• Single best defense against disease transmission
• Visibly soiled hands use soap and water
• Do not use hand sanitizer if visibly soiled
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• Vigorously wash for at least 15 seconds
• A little longer than the birthday song
• Dry hands with unused disposable towel or air blower
• Use towel to turn off faucet and open door
Hand Washing
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• Use alcohol-based hand sanitizers (60% to 95%) only when not visibly soiled
• Ensure you apply the amount prescribed on the bottle
• Rub hands thoroughly until product dries
Hand Washing
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PPE
• Only works if it does not permit blood or other body fluids to pass
• Should be free of holes, tears, rips, and other defects
• Immediately replace if this is the case
• Should be correct size
• Ensure it is readily available
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PPE
• Glove removal– With soiled gloves, start with either hand
– Carefully pinch glove near the wrist, touching only the outside of the glove
– Slowly pull the glove off, which will turn it inside out
– With the gloved hand, ball the dirty glove into the gloved hand
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PPE
• Glove removal (cont’d)– Examine cuff of the soiled glove for a clean area
– Slide an ungloved finger under the cuff, touching only the inside of the glove
– Slowly pull the soiled glove off, turning it inside out
– Dispose of soiled gloves
– WASH HANDS with soap and water immediately after
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Glove Removal
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Disease of Concern
• Some diseases:– HIV– HBV– HCV– HSV– Staphylococcus aureus
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• Transmitted by:– Blood– Semen or Vaginal
secretions– Childbirth with an
infected mother– Breast-feeding– Body fluids– CSF
HIV
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HIV
• Who can contract this virus:– Every one regardless of age, gender, sexual
orientation, or race
• US rate: >1 million people infected
• Iowa: 102 new HIV cases each year
• No external factors or symptoms
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HBV
• Causes hepatitis
• Lifelong infection causing cirrhosis, liver cancer, and death
• Symptoms include:– Jaundice– Loss of appetite– Fatigue– Many others
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HBV
• Transmission:– Blood or body fluids– Sharing drug needles– Needle sticks or sharp biohazard exposure– Childbirth from infected mother– Sexual intercourse
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• Three shot vaccine
• 43,000 new cases in 2007 for the US
• Approximately 1.4 million people infected in the US
• Iowa: 24 new cases each year
HBV
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HCV
• Causes hepatitis
• Lifelong infection causing cirrhosis, liver cancer, and death
• Symptoms include:– Jaundice– Loss of appetite– Fatigue– Dark urine– Many others
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HCV
• Transmission:– Blood or body fluids– Sharing drug needles– Needle sticks or sharp biohazard exposure– Childbirth from infected mother– Sexual intercourse
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HCV
• No vaccine or treatment
• 43,000 new cases in 2007 for the US
• Approximately 1.4 million people infected in the US
• Iowa: 24 new cases each year
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HSV
• Causes cold sores
• Symptoms include:– Pain around mouth and lips– Blister that breaks open and leaks a clear fluid
• Transmission– Touching the sore– Touching saliva that contains the virus
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• No vaccine or cure
• Treatment may reduce symptoms by 1 or 2 days
• Approximately 140 million people are infected
HSV
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Staphylococcus aureus
• Many species of Staphylococcus
• Considered normal flora on the skin
• Causes:– Skin abscess– Pneumonia– Sepsis– Osteomyelitis– Many More
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Staphylococcus aureus
• Transmission– Skin contact– Fomite (towels, bandages, etc)– Contaminated surfaces and items
• Risk factors:– Athletic facilities– Dormitories– Military barracks– Households
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Staphylococcus aureus
• Prevention– Proper hygiene
• Treatment through antibiotics
• Estimated 89,785 infections in 2008
• Estimated 15,249 deaths in 2008
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Points to Remember
• Proper Hygiene
• Always use PPE
• Infection is both ways
• Always assume blood and other body fluids are infectious
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Questions?