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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 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:
563
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 IV01:26

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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.
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...
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Drug Dosing: Geriatric Patients01:15

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Elderly individuals encompass a diverse population with varying degrees of age-related physiological changes. Defining the elderly presents challenges, as the geriatric population is often arbitrarily categorized as individuals older than 65. However, many individuals in this group lead active and healthy lives, with an increasing number surpassing 85 years and falling into the older elderly category. Physiological changes associated with aging impact performance capacity and homeostatic...
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Tuberculous meningitis in the elderly.

N Rahman1, A K Pannu2, R Yadav3

  • 1From the 1Department  of Internal Medicine, Postgraduate Institute of Medical Education and Research, Nehru Hospital, 4th floor, F block, Sector 12, Chandigarh 160012, India.

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Summary
This summary is machine-generated.

Elderly patients with tuberculous meningitis (TBM) present differently and have poorer outcomes than younger adults. This study highlights the need for tailored TBM management strategies for older individuals.

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Area of Science:

  • Neurology
  • Infectious Diseases
  • Geriatrics

Background:

  • Tuberculosis (TB) disproportionately affects the elderly, yet tuberculous meningitis (TBM) in this demographic is understudied.
  • Limited research exists on the specific clinical spectrum and outcomes of TBM in geriatric populations.

Purpose of the Study:

  • To investigate the clinical characteristics, cerebrospinal fluid (CSF) findings, radiological features, and outcomes of TBM in elderly patients.
  • To compare these aspects between elderly (≥60 years) and younger (18-59 years) adult TBM patients.

Main Methods:

  • A prospective cohort study enrolled adult TBM patients at a tertiary care center in India.
  • Older patients (≥60 years) were recruited from January 2019 to December 2020, and younger adults (18-59 years) from July 2019 to December 2019.

Main Results:

  • Elderly patients more frequently presented with altered mental status and advanced disease but less commonly reported headache, vomiting, or fever.
  • CSF analysis revealed less pronounced abnormalities in the elderly, with significantly lower median cell counts.
  • While hydrocephalus and infarcts were common in both groups, tuberculomas were less frequent in the elderly. Survival rates were significantly lower in older patients (56.4% vs. 76.7%).

Conclusions:

  • Geriatric TBM patients exhibit distinct clinical, CSF, and radiological profiles compared to younger adults.
  • TBM in the elderly is associated with significantly worse survival rates, underscoring a critical unmet need in geriatric infectious disease management.