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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...
552
Pulmonary Tuberculosis V01:28

Pulmonary Tuberculosis V

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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 II01:28

Pulmonary Tuberculosis II

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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...
962
Pulmonary Tuberculosis IV01:26

Pulmonary Tuberculosis IV

296
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.
Several diagnostic approaches are used to detect TB. The conventional method is the Tuberculin Skin Test (TST), also known as the Mantoux test. However, this method has...
296
Pulmonary Tuberculosis III01:31

Pulmonary Tuberculosis III

655
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:
655
Pharmacokinetics: Drug–Food and Drug–Viral Interactions01:26

Pharmacokinetics: Drug–Food and Drug–Viral Interactions

83
A drug interaction occurs when the concurrent use of another drug, food, or an external substance alters the pharmacological activity of a drug. This interaction can modify the action of the original drug, affecting its effectiveness and safety.Drug–food interactions are significant as they impact drug absorption, metabolism, and excretion. For example, grapefruit juice is a well-known disruptor of drug metabolism. It inhibits the cytochrome P450 3A4 enzyme, crucial for the metabolism of...
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Updated: Nov 26, 2025

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COVID-19 -Tuberculosis interactions: When dark forces collide.

Zarir F Udwadia1, Agam Vora2, Awatansh R Tripathi1

  • 1P.D. Hinduja Hospital and Medical Research Centre, Mumbai, India.

The Indian Journal of Tuberculosis
|December 14, 2020
PubMed
Summary
This summary is machine-generated.

The COVID-19 pandemic exacerbates tuberculosis (TB) risks and outcomes due to shared social determinants and clinical similarities. Lockdowns may cause millions of new TB cases and deaths, hindering control efforts.

Keywords:
COVID-19MDR-TBSARS-CoV-2Synergistic effectsTuberculosis

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Area of Science:

  • Public Health
  • Infectious Diseases
  • Epidemiology

Background:

  • The SARS-CoV-2 pandemic shares significant epidemiological and socio-economic links with tuberculosis (TB), an airborne disease.
  • Individuals with TB face higher risks of SARS-CoV-2 infection and severe COVID-19 outcomes.
  • Both diseases are influenced by common bio-social determinants such as poverty, overcrowding, diabetes, and pollution.

Purpose of the Study:

  • To analyze the synergistic impact of the COVID-19 pandemic on tuberculosis.
  • To project the potential consequences of pandemic response measures on TB diagnosis and control.
  • To highlight the urgent need for innovative solutions in TB management.

Main Methods:

  • Review of existing literature on SARS-CoV-2 and tuberculosis co-infection.
  • Analysis of epidemiological data and trends related to both diseases.
  • Modeling of potential impacts of COVID-19 response strategies on TB incidence and mortality.

Main Results:

  • Patients with TB exhibit increased susceptibility to SARS-CoV-2 and poorer COVID-19 prognosis.
  • Severe COVID-19 can lead to devastating long-term lung complications in TB survivors.
  • Global lockdowns and pandemic responses are projected to cause an additional 6.3 million TB cases and 1.4 million TB deaths between 2020 and 2025.

Conclusions:

  • The COVID-19 pandemic poses a severe threat to global tuberculosis control efforts.
  • Without novel interventions, TB control targets may face setbacks of 5-8 years.
  • Urgent development and implementation of new strategies are crucial to mitigate the pandemic's impact on tuberculosis.