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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:
Transmission: The process begins when a person inhales droplet nuclei containing M. tuberculosis. These are typically released into the air when an individual with pulmonary or...
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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.
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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Pulmonary Tuberculosis III01:31

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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.
The first classification is based on the development of the disease, and it includes the following categories:
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Pulmonary Tuberculosis IV01:26

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499
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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Updated: Jan 25, 2026

Separation and Fractionation of Culture Filtrate Proteins (CFPs) from Mycobacterium tuberculosis
08:48

Separation and Fractionation of Culture Filtrate Proteins (CFPs) from Mycobacterium tuberculosis

Published on: July 11, 2025

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Tuberculosis in Canada: 2017.

M LaFreniere1, H Hussain1,2, N He1,2

  • 1Centre for Communicable Disease and Infection Control, Public Health Agency of Canada, Ottawa, ON.

Canada Communicable Disease Report = Releve Des Maladies Transmissibles Au Canada
|April 25, 2019
PubMed
Summary
This summary is machine-generated.

Tuberculosis (TB) cases in Canada increased by 2.6% in 2017, with higher incidence rates among Indigenous peoples and foreign-born individuals. Surveillance data informs public health actions toward TB elimination.

Keywords:
TBincidence ratesurveillancetuberculosis

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Area of Science:

  • Public Health
  • Epidemiology
  • Infectious Disease Surveillance

Background:

  • Tuberculosis (TB) remains a significant global health issue, impacting millions worldwide.
  • Canada monitors active TB disease through a national surveillance system, a collaboration with provinces and territories.

Purpose of the Study:

  • To provide an epidemiological summary of active TB cases reported in Canada in 2017.
  • To compare 2017 data with the previous year and present treatment outcomes for cases diagnosed in 2016.

Main Methods:

  • Utilized the Canadian Tuberculosis Reporting System, a case-based surveillance system.
  • Collected and analyzed annual data from provinces and territories, validated by each region.

Main Results:

  • Reported 1,796 active TB cases in 2017, a 2.6% increase from 2016, with an incidence rate of 4.9 per 100,000 population.
  • Foreign-born individuals constituted the majority of cases (71.8%), and incidence remained highest among Canadian-born Indigenous people (21.5 per 100,000), particularly Inuit (205.8 per 100,000).
  • Males and adults over 75 years showed higher incidence rates; 80.4% of 2016 cases had successful treatment outcomes.

Conclusions:

  • Despite a low global incidence rate, TB cases and rates in Canada have gradually increased since 2014.
  • Indigenous and foreign-born Canadians remain disproportionately affected by TB.
  • Canadian TB surveillance data are crucial for monitoring progress and guiding public health strategies for TB elimination.