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Pulmonary Tuberculosis I

Pulmonary Tuberculosis I

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...

Pulmonary Tuberculosis II

Pulmonary Tuberculosis II

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...

Pulmonary Tuberculosis III

Pulmonary Tuberculosis III

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:

Pulmonary Tuberculosis IV

Pulmonary Tuberculosis IV

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...

Pulmonary Tuberculosis V

Pulmonary Tuberculosis V

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 progression...

Tuberculosis

Tuberculosis

Tuberculosis (TB) remains a significant global health concern, primarily targeting the lungs and spreading through airborne transmission. Infection begins when aerosolized droplet nuclei, expelled by an individual with active TB, are inhaled by another person. These microscopic particles carry Mycobacterium tuberculosis, the causative agent of TB. Upon reaching the alveoli, the bacilli are engulfed by alveolar macrophages. However, due to their specialized lipid-rich cell wall, these pathogens...

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Tuberculosis in immigrants in Finland, 1995-2013.

P E Räisänen¹, H Soini¹, T Vasankari²

¹Department of Infectious Diseases,National Institute for Health and Welfare (THL),Helsinki,Finland.

Epidemiology and Infection

|July 3, 2015

Summary

Tuberculosis (TB) cases among immigrants in Finland rose significantly from 1995 to 2013. Immigrant TB patients were younger, more often female, and had higher rates of multidrug resistance compared to natives.

Keywords:

Epidemiology Mycobacterium tuberculosis immigrants molecular epidemiology spoligotyping tuberculosis (TB)

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Area of Science:

Epidemiology
Infectious Diseases
Public Health

Background:

Finland faces challenges in tuberculosis (TB) surveillance and control due to increasing immigration from high-incidence countries.
The proportion of TB cases among immigrants in Finland has risen substantially over time.

Purpose of the Study:

To describe the epidemiology of TB in immigrants in Finland using national surveillance data.
To identify demographic and clinical characteristics of TB cases in immigrant populations.

Main Methods:

Analysis of national TB surveillance data from 1995 to 2013.
Comparison of TB cases between native and immigrant populations.
Spoligotyping of Mycobacterium tuberculosis isolates from immigrant cases.

Main Results:

The proportion of immigrant TB cases increased from 5.8% in 1995 to 32.1% in 2013.
Immigrant TB cases were younger, more often female, and had higher rates of extrapulmonary TB and multidrug resistance than native cases.
TB cases in immigrants originated from 82 countries, with Somalia and the former Soviet Union/Russia being most common.

Conclusions:

Screening immigrants from high-incidence countries is crucial for early diagnosis and transmission prevention.
Awareness of TB characteristics and symptoms in immigrant populations is essential for effective control strategies.