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2.6
Cascade
of care
for TB preventive
treatment
Overview
• Cascade of care for TB
preventive treatment (TPT)
• Steps along the cascade of care
• Addressing common
misconceptions
• Active TB case-finding and TPT
Cascade of care for TPT
A conceptual approach
to organizing TPT activities People-centred focus
Active TB case-finding and TPT
Target population
TB screening
Presumptive TB
Test for TB disease
TB confirmed
Provide TB treatment
No TB
Systematic follow-up and support to individuals on treatment for TB disease or infection
No TB
Test for TB infection
Assess for TPT
Give TPT
No TB and living with
HIV or household
TB contact < 5 years or
test not available
Link: Guidelines
Link: Operational handbook
Steps along the cascade of care
Reaching at-risk
individuals
Preparing for
TPT
Providing
TPT
Target
population
Identify
individuals
Exclude TB
(+/- chest X-
ray)
Baseline
evaluation
Initiate
TPT
Adherence
support and
monitoring
Treatment
completion
• HIV clinics
• TB contact evaluation
• General health facilities
• Congregate settings
Reaching at-risk individuals
Reaching at-risk individuals
Determine target population
• People living with HIV
• TB contacts
• Clinical risk groups
• Other high-risk groups
Identify individuals
• Contraindications
• Comorbidities
• Drug–drug interactions
Preparing for TB preventive treatment
Preparing for TPT
Exclude TB (+/- chest X-ray)
• Symptom screening
• Clinical evaluation
• Access to chest X-ray and
TB diagnostic tests
Baseline evaluation
• Assess treatment
completion
• Document treatment
outcomes
Providing TB preventive treatment
Providing TPT
Initiate TPT
• TPT regimen
• Assess risk and
side-effects
• Counselling
Adherence support
and monitoring
Treatment
completion
• Monitoring visits
• Supplies of drugs
• Community health-care
worker involvement
Recording and reporting
Facts vs misconceptions about TPT
TPT
• rarely causes severe adverse drug reactions
• need not be directly observed treatment
• provides 60–90% protection
• does not create drug resistance
• has a lasting protective effect
High-priority groups can be prescribed
TPT without a positive test for TB
infection
Summary
TPT services should Programmes should
be linked
with active
TB case-
finding
strategies
be people-
centred
provide
support along
the cascade
of care
address
misconceptions

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TPT_2.6_Rationale_VideoLecture_PPT_Final.pdf

  • 1. 2.6 Cascade of care for TB preventive treatment
  • 2. Overview • Cascade of care for TB preventive treatment (TPT) • Steps along the cascade of care • Addressing common misconceptions • Active TB case-finding and TPT
  • 3. Cascade of care for TPT A conceptual approach to organizing TPT activities People-centred focus
  • 4. Active TB case-finding and TPT Target population TB screening Presumptive TB Test for TB disease TB confirmed Provide TB treatment No TB Systematic follow-up and support to individuals on treatment for TB disease or infection No TB Test for TB infection Assess for TPT Give TPT No TB and living with HIV or household TB contact < 5 years or test not available Link: Guidelines Link: Operational handbook
  • 5. Steps along the cascade of care Reaching at-risk individuals Preparing for TPT Providing TPT Target population Identify individuals Exclude TB (+/- chest X- ray) Baseline evaluation Initiate TPT Adherence support and monitoring Treatment completion
  • 6. • HIV clinics • TB contact evaluation • General health facilities • Congregate settings Reaching at-risk individuals Reaching at-risk individuals Determine target population • People living with HIV • TB contacts • Clinical risk groups • Other high-risk groups Identify individuals
  • 7. • Contraindications • Comorbidities • Drug–drug interactions Preparing for TB preventive treatment Preparing for TPT Exclude TB (+/- chest X-ray) • Symptom screening • Clinical evaluation • Access to chest X-ray and TB diagnostic tests Baseline evaluation
  • 8. • Assess treatment completion • Document treatment outcomes Providing TB preventive treatment Providing TPT Initiate TPT • TPT regimen • Assess risk and side-effects • Counselling Adherence support and monitoring Treatment completion • Monitoring visits • Supplies of drugs • Community health-care worker involvement Recording and reporting
  • 9. Facts vs misconceptions about TPT TPT • rarely causes severe adverse drug reactions • need not be directly observed treatment • provides 60–90% protection • does not create drug resistance • has a lasting protective effect High-priority groups can be prescribed TPT without a positive test for TB infection
  • 10. Summary TPT services should Programmes should be linked with active TB case- finding strategies be people- centred provide support along the cascade of care address misconceptions