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Related Concept Videos

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.
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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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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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.
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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.
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Upon entering the systemic circulation, drugs can distribute into the interstitial and intracellular fluid of various tissue cells. This distribution is facilitated by the binding of drugs to different cellular components within tissues, which may lead to drug accumulation in specific areas. Drugs bound to tissue components serve as reservoirs that release free drugs back into the system, prolonging the drug's overall action. However, this accumulation can also result in local toxicity.
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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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Anti-tuberculosis drug delivery for tuberculous bone defects.

Long Hua1,2,3, Hu Qian1, Ting Lei1

  • 1Department of Orthopedics, Xiangya Hospital Central South University, Hunan Engineering Research Center of Biomedical Metal and Ceramic Implants, Changsha, P. R. China.

Expert Opinion on Drug Delivery
|November 11, 2021
PubMed
Summary

Novel drug delivery systems using biological scaffolds loaded with anti-tuberculosis (TB) drugs offer a promising solution for treating tuberculous bone defects, overcoming limitations of traditional therapies and reducing recurrence.

Keywords:
Anti-tuberculosisdrug deliveryosteogenesistarget therapytuberculous bone defect

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Area of Science:

  • Biomaterials Science
  • Orthopedic Surgery
  • Infectious Diseases

Background:

  • Traditional treatments for tuberculous bone defects face challenges including systemic toxicity and disease recurrence.
  • Tuberculosis (TB) affecting bones requires innovative therapeutic strategies for improved outcomes.

Purpose of the Study:

  • To review and analyze biological scaffolds loaded with anti-TB drugs as a novel drug delivery strategy for tuberculous bone defects.
  • To summarize existing drug-loading methods and identify limitations in current research.

Main Methods:

  • Comprehensive literature review of studies published between September 1998 and September 2021.
  • Analysis of various biological scaffolds and anti-TB drug-loading techniques.
  • Classification of anti-TB drugs and their incorporation into scaffolds.

Main Results:

  • Biological scaffolds loaded with anti-TB drugs demonstrate potential for enhanced treatment efficiency.
  • Various drug-loading techniques can be employed to optimize drug delivery for bone defects.
  • Identified limitations in existing research highlight areas for future development.

Conclusions:

  • Drug-loaded scaffolds represent a promising approach for treating tuberculous bone defects.
  • This strategy offers improved therapeutic efficacy and potential to mitigate TB recurrence.
  • Further research is warranted to optimize scaffold design and drug-loading for clinical application.