Tuberculosis: High-Risk Groups

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Questions and Answers

Which population group is LEAST likely to be considered at high risk for developing active tuberculosis (TB)?

  • Individuals with a recent Mtb infection (within the last 2 years)
  • Individuals with well-managed type 2 diabetes (correct)
  • Children
  • Individuals who have emigrated from regions with high rates of TB

Following the declaration of tuberculosis as a 'global health emergency', which public health intervention would be the MOST effective first step in a community with limited resources?

  • Focusing on contact tracing and preventative therapy for high-risk groups (correct)
  • Mass vaccination with BCG for all age groups
  • Providing prophylactic antibiotics to the entire population
  • Implementing widespread screening for active TB cases

A 6-year-old child is living in the same household as their grandparent who was recently diagnosed with active tuberculosis. Which of the following interventions is MOST appropriate for the child?

  • Recommending the child wear a N95 mask at all times at home
  • Immediately starting the child on a full course of multi-drug anti-TB therapy
  • Performing a tuberculin skin test (TST) or Interferon-Gamma Release Assay (IGRA) to determine if the child has been infected (correct)
  • Administering the BCG vaccine to provide immunity against TB

A public health nurse is planning a community education program following the declaration of TB as a global health emergency. Which topic should be prioritized?

<p>The significance of completing the full course of TB treatment (B)</p> Signup and view all the answers

An individual who recently emigrated from a region with high rates of TB is undergoing a routine health screening. Which of the following findings would MOST strongly suggest the need for further investigation for active TB?

<p>A report of occasional night sweats and a persistent cough (C)</p> Signup and view all the answers

Which strategy is LEAST effective in preventing the spread of tuberculosis in a crowded urban setting?

<p>Providing free face masks to all residents (D)</p> Signup and view all the answers

What is the primary reason Tuberculosis was declared a global health emergency?

<p>The rapid increase in cases globally and its impact, especially on vulnerable populations. (A)</p> Signup and view all the answers

Why are individuals with HIV at a particularly high risk of developing active TB?

<p>HIV weakens the immune system, making it harder to control a TB infection. (B)</p> Signup and view all the answers

Which action would have the MOST significant impact on controlling the spread of TB among people who are close contacts of individuals with TB?

<p>Screening them for TB and providing appropriate preventative treatment. (A)</p> Signup and view all the answers

What is a key difference in the risk of developing active TB between someone newly infected with Mycobacterium tuberculosis (Mtb) and someone with latent TB?

<p>Newly infected individuals have a higher risk of progressing to active TB within the first two years. (C)</p> Signup and view all the answers

How might emigration from a region with high rates of TB increase an individual's risk of developing the disease, even years after leaving?

<p>They may have been infected before emigrating and the infection could reactivate later, especially if their immune system weakens. (C)</p> Signup and view all the answers

Why are young children at higher risk of developing severe forms of TB disease, such as TB meningitis or disseminated TB?

<p>Children have weaker immune systems and are less able to contain the initial TB infection. (D)</p> Signup and view all the answers

In the context of global health, the phrase 'TB declared global health emergency' implies what?

<p>TB poses a significant threat to global health security, necessitating increased resources and attention. (A)</p> Signup and view all the answers

Which of the following scenarios BEST illustrates the importance of considering emigration history when assessing TB risk?

<p>A recent immigrant from a country with high TB rates presents with unexplained weight loss and fatigue. (C)</p> Signup and view all the answers

Considering identified high-risk populations, what preventative measure would have the broadest impact on reducing TB incidence?

<p>Implementing routine TB screening for individuals with HIV and recent immigrants, followed by appropriate treatment. (C)</p> Signup and view all the answers

Flashcards

Tuberculosis Re-emergence

In 1993, TB was declared a 'global health emergency' due to its re-emergence.

High-Risk Groups for TB

Individuals recently infected (within 2 years), immigrants from high-TB regions, close contacts of TB patients, those with HIV, and children are at higher risk.

TB high risk factors

Recent infection, emigration, close contact, HIV, and children.

Study Notes

  • Tuberculosis was declared a global health emergency.

People at High Risk of Tuberculosis

  • People with recent MTB infection (within last 2 years)
  • People who emigrated from regions with high rates of TB
  • People who are close contacts of persons with TB
  • Persons with HIV
  • Children

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