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Related Concept Videos

Pulmonary Tuberculosis IV01:26

Pulmonary Tuberculosis IV

449
Tuberculosis, more commonly referred to as TB, is an infectious disease stemming from Mycobacterium tuberculosis. While it primarily impacts the lungs, TB can also affect other body areas. Given its severity and global impact, timely and accurate diagnosis is crucial for controlling its spread and improving patient outcomes.
Several diagnostic approaches are used to detect TB. The conventional method is the Tuberculin Skin Test (TST), also known as the Mantoux test. However, this method has...
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Pulmonary Tuberculosis V01:28

Pulmonary Tuberculosis V

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Medical management of tuberculosis (TB) patients involves a comprehensive approach that includes diagnosis, treatment, and monitoring. The specific strategies can vary depending on the type of tuberculosis (latent or active), the patient's overall health status, and other considerations.
Latent tuberculosis infection occurs when TB bacteria are present in a person's body, but are not causing illness or symptoms. It is not contagious, and preventive treatment is crucial to avoid the...
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Related Experiment Video

Updated: Jan 2, 2026

Diagnosing Pulmonary Tuberculosis with the Xpert MTB/RIF Test
08:10

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Detecting tuberculosis: rapid tools but slow progress.

K England1, T Masini2, E Fajardo1

  • 1Access Campaign, Médecins Sans Frontières, Geneva, Switzerland.

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|December 6, 2019
PubMed
Summary
This summary is machine-generated.

The World Health Organization

Keywords:
GeneXpertexpansionlaboratorynetworksustainability

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Area of Science:

  • Global Health
  • Infectious Diseases
  • Medical Diagnostics

Background:

  • The World Health Organization (WHO) recommends Xpert MTB/RIF for presumptive tuberculosis (TB) diagnosis.
  • Challenges exist in implementing Xpert MTB/RIF, especially in low-resource settings.

Purpose of the Study:

  • To examine challenges and barriers to scaling up Xpert MTB/RIF use.
  • To assess Xpert scale-up barriers in 16 high TB burden countries.

Main Methods:

  • Survey conducted in 16 countries with Médecins Sans Frontières presence.
  • Analysis of barriers to Xpert MTB/RIF adoption and implementation.

Main Results:

  • Key barriers include lack of policy adoption, high costs, insufficient staff training and retention, inadequate manufacturer support, and limited resources for sustainability.
  • Funding challenges arise as countries transition from Global Fund support.
  • Urgent need for rapid, affordable point-of-care TB tests for low-resource settings.

Conclusions:

  • Functional and sustainable Xpert networks are crucial to close the TB diagnostic gap.
  • Addressing policy, cost, training, maintenance, and funding are essential for Xpert scale-up.
  • Continued research for improved point-of-care diagnostics is necessary.