october 10th, 2017 - uw tasp
TRANSCRIPT
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This presentation is intended for educational use only, and does not in any way constitute medical consultation or advice related to any specific patient.
October10th,2017ChloeBryson-Cahn,MDRobertCybulski,PhDMarisaD’Angeli,MDRupaliJain,PharmDJohnLynch,MD,MPHNataliaMartinez-PazPaulPottinger,MDEricaStohs,MD,MPHTedWright,MD
Agenda• Didactic:JohnLynch,InfluenzaUpdate• CaseDiscussion• OpenDiscussion
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This presentation is intended for educational use only, and does not in any way constitute medical consultation or advice related to any specific patient.
InfluenzaUpdate
JohnLynch,MD,MPHAssociateProfessorHarborviewMedicalCenter&TheUniversityofWashingtonSchoolofMedicine
October 10, 2017
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Influenza
• Huge burden of disease globally, ~15% of the population infected annually
• High mortality, 250,000-500,000 /yr• Lots of virus in secretions from 2 days before
symptoms and can last weeks and persist on surfaces
• Many documented nosocomial outbreaks• Outbreaks linked back to unvaccinated HCP• Presenteeism continues to be a problem
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Pandemic Flu Impact in King County
CHARACTERISTIC MODERATE(1957/1968-like)
SEVERE(1918-like)
U.S. KingCounty U.S. KingCounty
Illness 90million 540,000 90million 540,000
Outpatientcare 45million 270,000 45million 270,000
Hospitalization 865,000 5,190 9,900,000 59,400
ICUcare 128,750 773 1,485,000 8,910Mechanicalventilation 64,875 389 742,500 4,455Deaths 209,000 1,254 1,903,000 11,418
AdaptedfromPandemicInfluenzaResponsePlan,PublicHealth– Seattle&KingCounty@http://www.metrokc.gov/health/pandemicflu/plan/index.htm
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Effectiveness of the Flu Vaccine
• 6.6 million fewer illnesses• 3.2 million fewer medically attended illnesses• 80,000 fewer hospitalizations
Bresee MMWR Dec 2013
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Black, MMWR, September 2017
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• an A/Michigan/45/2015 (H1N1)pdm09–like virus,
• an A/Hong Kong/4801/2014 (H3N2)–like virus, and
• a B/Brisbane/60/2008–like virus (Victoria lineage).
• a B/Phuket/3073/2013–like virus (Yamagata lineage)
Influenza Vaccination
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Influenza Vaccines
• Intramuscular• Quadrivalent• Trivalent (with and without adjuvant)• Trivalent high-dose • Recombinant, egg-free (Flublok©)
• Intradermal
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Influenza Vaccination of HCW:Impact of a non-mandatory approach @ UW
• Support from board of trustees and leadership
• Visible campaign emphasizing patient safety
• Accessibility• Online educational module• One-on-one educational
session prior to declining
Healthcare workers and influenza vaccination: Do you need a mandate? Northwest Public Health 2013;30:14-15
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EthicsofHCPInfluenzaVaccination
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HMC Reasons for Declining Flu Vaccination
• no animal products• when I turn 65 she will get it• prefers natural immunity• has never been sick• doesn't work with patients• reiki practitioner• prefers natural immunity• does not want• collective decision with family• does not think is effective• does not believe in flu shots• never had flu shot• last year's flu vaccine won't help me• does not believe in flu vaccine
• fairlyhealthy• hadflushotonce3yearsago,nosideeffects• doesnotgetsickthatoften• hasnottakenvaccineinseveralyears• takescareofbody• don'tbelieveinvaccine• don'tbelieveinvaccine• inconsistencyofvaccine• vegan• noproofthatfluvaccineprotectsfromflu• myownresearchfoundthatefficacyofvaccinelacking• believesthattheevidenceisnotthereforvaccine
efficacy• questionslongtermuseofvaccinationasbeing
potentiallyharmful• concernedaboutsafety• fearofsideeffects• justdon’tbelieve• midwiferecommendednottoget
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• Multiple tests available• Antigen-based tests, lower sensitivity, accessible• PCR tests, high sensitivity, requires a lab
• Who gets tested?• Extremes of age• Pregnant women• Co-morbidities• Very ill/inpatient
• Who gets treated with oseltamivir? EVERYONE who gets a test!
Influenza Testing and Treatment
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Influenza Season Preparedness
• Maximize HCP vaccination• Provide easy access for patient vaccination• Coordinate with LTCs and SNFs in your
network to get residents vaccinated• Plan now for big flu season – admin, patient
placement, ED, hospitalists, elective cases, local EMS and public health
• Communication plan