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Tuberculosis.

A D Harries1, C Dye

  • 1Clinical HIV Unit, Ministry of Health, P.O. Box 30377, Lilongwe, Malawi; Family Health International, Malawi Country Office, Arwa House, 3rd Floor, P.O. Box 30455, Lilongwe 3, Malawi. adharries@malawi.net

Annals of Tropical Medicine and Parasitology
|August 11, 2006
PubMed
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Tuberculosis (TB) remains a global health crisis, particularly in sub-Saharan Africa due to HIV co-infection. The revised Stop TB Strategy aims to improve case finding and treatment outcomes for this ancient disease.

Area of Science:

  • Public Health
  • Infectious Diseases
  • Global Health

Background:

  • Tuberculosis (TB), caused by Mycobacterium tuberculosis, is a major global health issue, causing millions of deaths annually.
  • HIV co-infection significantly increases TB risk and mortality, especially in sub-Saharan Africa, complicating diagnosis and treatment.
  • Current diagnostic methods like sputum microscopy and radiography lack sensitivity and specificity, particularly in HIV-infected individuals.

Purpose of the Study:

  • To address the shortcomings of current TB control strategies, including the Directly Observed Treatment, Short-Course (DOTS) strategy.
  • To outline an improved approach to combatting TB, considering the challenges posed by HIV co-infection and drug resistance.
  • To present the World Health Organization's revised 'Stop TB Strategy' as a comprehensive plan for TB control.

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Main Methods:

  • Review of global TB incidence, mortality, and treatment challenges.
  • Analysis of the impact of HIV co-infection on TB epidemiology and control.
  • Description of the components of the revised 'Stop TB Strategy' and its implementation plan.

Main Results:

  • Despite effective treatments, TB mortality remains high, especially among HIV-infected patients in Africa.
  • Drug resistance in Mycobacterium tuberculosis complicates treatment effectiveness in regions like Eastern Europe.
  • Countries in sub-Saharan Africa are not meeting WHO targets for TB case detection and treatment, hindering progress towards Millennium Development Goals.

Conclusions:

  • The revised 'Stop TB Strategy' is crucial for improving TB control program performance and impact.
  • Key elements of the strategy include intensified case finding, latent TB treatment, HIV prevention, and antiretroviral therapy.
  • Effective implementation of the 'Stop TB Strategy' is essential to reduce TB incidence, prevalence, and mortality globally.