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Related Concept Videos

Pulmonary Tuberculosis I01:29

Pulmonary Tuberculosis I

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Tuberculosis, often called TB, is a contagious illness primarily caused by Mycobacterium tuberculosis. It mainly affects the lung parenchyma but can also impact other body parts.
Causative Organism
The primary infectious agent causing tuberculosis is Mycobacterium tuberculosis, a slow-growing, acid-fast, aerobic rod that exhibits sensitivity to heat and ultraviolet light. Instances of Mycobacterium bovis and Mycobacterium avium contributing to the development of TB infection are rare.
Mode of...
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Pulmonary Tuberculosis II01:28

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Tuberculosis, or TB, is a bacterial infectious disease caused by Mycobacterium tuberculosis. While its primary impact is on the lungs, leading to pulmonary tuberculosis, it can also affect various other organs, a condition referred to as extrapulmonary tuberculosis.
Here is a detailed explanation of its pathophysiology:
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Pulmonary Tuberculosis V01:28

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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.
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Following assessment, a nursing diagnosis is the next step in the nursing process. It begins after the nurse has collected and recorded the patient data. The purpose of diagnosing is to identify how the client responds to actual or potential health processes, identify factors that bestow or that cause health problems, the etiologies, and identify resources or strengths the individual, group, or community can draw on to prevent or resolve problems.
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Tuberculosis (TB) is a contagious infection primarily affecting the lung parenchyma but which can also affect other body parts. TB can be classified based on disease development, presentation, and the affected anatomical site.
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Pulmonary Tuberculosis IV01:26

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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.
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The MODS method for diagnosis of tuberculosis and multidrug resistant tuberculosis
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DNA markers for tuberculosis diagnosis.

Kai Ling Chin1, Maria E Sarmiento2, Mohd Nor Norazmi2

  • 1Department of Biomedical Science and Therapeutic, Faculty of Medicine and Health Sciences (FPSK), Universiti Malaysia Sabah (UMS), 88400 Kota Kinabalu, Sabah, Malaysia.

Tuberculosis (Edinburgh, Scotland)
|December 6, 2018
PubMed
Summary

Nucleic acid amplification tests (NAATs) show promise for diagnosing tuberculosis (TB) and identifying Mycobacterium tuberculosis complex (MTBC) strains. Further exploration of DNA markers and new technologies can improve TB detection, especially in resource-limited settings.

Keywords:
DNA markersMycobacterium tuberculosis complexNucleic acid amplification testsSpecies differentiationTuberculosis

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Area of Science:

  • Microbiology
  • Genetics
  • Infectious Diseases

Background:

  • Tuberculosis (TB), caused by Mycobacterium tuberculosis complex (MTBC), remains a global health challenge with millions of cases and deaths annually.
  • Classical TB diagnostic methods (microscopy, culture, biochemical tests) are time-consuming and labor-intensive.
  • Nucleic acid amplification tests (NAATs) offer faster and more sensitive TB detection but face challenges in differentiating MTBC species and strains.

Purpose of the Study:

  • To review DNA markers for MTBC detection, species identification, and antibiotic resistance determination.
  • To highlight the potential of in silico methods for discovering novel diagnostic targets.
  • To emphasize the need for advanced NAATs tailored for diverse healthcare settings, particularly low-resource areas.

Main Methods:

  • Literature review focusing on DNA markers for MTBC detection and differentiation.
  • Exploration of in silico approaches for identifying specific genomic targets.
  • Discussion of technological advancements in NAATs for TB diagnostics.

Main Results:

  • Existing NAATs face limitations due to high genomic homology among MTBC members and mutations affecting target identification.
  • In silico methods can predict novel DNA targets for precise species and strain identification.
  • Development of advanced NAATs utilizing novel DNA targets is crucial for effective TB control.

Conclusions:

  • Optimizing NAATs with specific DNA markers and new technologies can enhance TB diagnosis and treatment outcomes.
  • Targeted molecular diagnostics are essential for combating TB globally, especially in resource-limited regions.
  • Further research into novel DNA markers and technological integration is vital for improving TB management and public health.