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Gayle Sherman Associate Professor, Department of Paediatrics and Child Health, University of the Witwatersrand, Centre for HIV & STI, National Institute for Communicable Diseases 27 November 2015 Challenges in Implementing New Infant Testing Guidelines
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2 CONTENT New Infant Diagnostic Guidelines (Confusion) Problems facing Birth HIV PCR testing (Suggestions) Uptake and coverage of birth testing Indeterminate HIV PCR test results Monitoring of MTCT rates towards eMTCT
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3 NEW INFANT DIAGNOSTIC GUIDELINES: June 2015 @ Birth (“universal”) @ 10 weeks @ 18 weeks @ 6 weeks post cessation of breastfeeding (if <18m) @ 18 months of age (HIV Rapid Test) Any HIV PCR+: confirmatory HIV PCR asap Any HIV indeterminate: repeat HIV PCR & VL asap
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4 BIRTH HIV PCR TESTING Add work load to delivery units & postnatal wards Train maternity & neonatal nurses Results back to neonates: - who takes responsibility? delivery, primary health care, community workers - discharged before HIV PCR results are ready - not issued own hospital number; mother’s used - collect HIV PCR result at a different facility - receiving their 10 week and later testing?
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5 BIRTH HIV PCR TESTING
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6 IMPROVING BIRTH PCR TESTING Motivate staff to act in best interests of children Improve monitoring of no. & quality of specimens HIV PCR FACILITY REPORTS
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7 IMPROVING BIRTH PCR TESTING Results back to neonates: - NHLS requisition form barcode tracking sticker RTHB - “Copy Clinic” on NHLS requisition form - ‘Baby/to’ mother – provide baby’s DOB or age - Active tracking: HIV PCR Results for Action Reports - Co-ordinate and refer
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8 STRICTLY CONFIDENTIAL HIV PCR Results for Action REPORTS
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Birth Testing – City of Johannesburg, GP 10
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<7 Day Coverage of HIV PCR Testing 11
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HIV PCR Indeterminate Results Indeterminate: – HIV-infected infant: high M&M if no cART – HIV-uninfected infant: lifelong cART <1% of all HIV PCR tests = indeterminate (±3000 pa) ±20% of all non-negative HIV PCR results Develop more sensitive HIV assays Guideline for managing HIV PCR indeterminates 12
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13 MANAGING INDETERMINATE HIV PCR TEST RESULTS http://www.sahivsoc.org/upload/documents/SOP%20for%20PCR%20indetermin ates.pdf
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14 MONITORING MTCT District Health Information System Registers: “targeted” birth testing 6 week HIV PCR test Stickers for registers OR report @ birth & @10 wks Definition of HIV PCR tests for reporting: @ birth testing: day 0 – 6 weeks of age @ 10 week test:>6 - ? 20 weeks of age Do not report confirmatory HIV PCR tests
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15 3.5% (2.9 – 4.1) 2.7% (2.1-3.2) 2.6% (2.0-3.2) S.A. PMTCT Evaluation survey (MRC) 3.5% National Health Laboratory Service Birth & confirmatory HIV PCR (not VL) De-duplicate – unique identifier
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16 ACKNOWLEDGEMENTS Dr Ahmad HaeriMazanderani Sue Candy and NHLS CDW staff Mark Goosen & Deirdre Greyling
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