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Related Concept Videos

Pulmonary Tuberculosis IV01:26

Pulmonary Tuberculosis IV

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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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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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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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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.
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Transmission-based precautions are for patients infected or suspected to be infected (or colonized) with organisms posing a significant risk to others. The transmission precautions include airborne and protective environment precautions.
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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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Screening for tuberculosis: Updated recommendations.

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Tuberculosis (TB) is a global health issue, but US cases are at a record low. Latent TB infection (LTBI) is common worldwide and in the US, with a small risk of progressing to active disease.

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Area of Science:

  • Public Health
  • Infectious Diseases
  • Epidemiology

Background:

  • Tuberculosis (TB) presents a significant global health challenge, causing millions of cases and deaths annually.
  • In 2016, the United States recorded a historic low of 9287 TB cases.
  • TB exists in two forms: active disease (symptomatic, transmissible) and latent TB infection (LTBI, asymptomatic, non-transmissible but can progress).

Purpose of the Study:

  • To provide an overview of the global and US TB burden.
  • To differentiate between active TB and latent TB infection (LTBI).
  • To highlight key epidemiological trends in the United States, particularly concerning foreign-born populations.

Main Methods:

  • Data analysis of global and US TB statistics for the year 2016.
  • Prevalence estimation of latent TB infection (LTBI) globally and within the US.
  • Analysis of active TB case distribution among foreign-born individuals in the US.

Main Results:

  • Globally, 10.4 million new TB cases and 1.7 million deaths were reported in 2016.
  • US LTBI prevalence is estimated at 5%, significantly lower than the global estimate of 23%.
  • Approximately two-thirds of US active TB cases in 2016 were among foreign-born individuals, with a disease rate of 14.6/100,000.

Conclusions:

  • While TB remains a major global health concern, the US has achieved record low case numbers.
  • Latent TB infection (LTBI) is prevalent globally and in the US, posing a risk for future active disease development.
  • Foreign-born populations, particularly from specific countries, represent a significant proportion of active TB cases in the United States, indicating targeted public health strategies are necessary.