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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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Pneumonia IV: Management01:28

Pneumonia IV: Management

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The treatment of pneumonia varies based on its severity and the causative pathogen. Here is a structured approach to managing pneumonia, integrating pharmaceutical and supportive care strategies.
Bacterial Pneumonia Treatment
For bacterial pneumonia, antibiotics serve as the cornerstone of therapy. Initial treatment often begins with empirical antibiotics, tailored to the anticipated causative organism and adjusted based on culture results. Key antibiotic choices include:
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Pneumonia III: Complications and Assessment01:30

Pneumonia III: Complications and Assessment

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Pneumonia poses the potential for numerous complications that warrant consideration. These complications include the following:
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Healthcare Associated Infections II: Preventive Measures01:22

Healthcare Associated Infections II: Preventive Measures

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Essential infection prevention measures are based on the knowledge of the infection chain, the modes of transmission in healthcare settings, and the use of the best practices in all healthcare settings. Compulsory public reporting of healthcare-associated infection rates is needed to allow individuals and the community to make informed choices regarding selecting a healthcare facility.
The best practices for preventing healthcare-associated infections include hand hygiene, patient risk...
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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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Sexually Transmitted Infections01:26

Sexually Transmitted Infections

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Sexually transmitted infections (STIs) are diseases transmitted primarily through unsafe sexual interactions. Bacteria, viruses, or parasites cause them and can result in severe health complications if untreated.ChlamydiaThe bacterium Chlamydia trachomatis is responsible for the disease Chlamydia, the most common STI in the United States. This peculiar pathogen requires human cells to reproduce, residing intracellularly. The initial infection often goes unnoticed because it typically does not...
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Related Experiment Video

Updated: Dec 17, 2025

Sequencing of Bacterial Microflora in Peripheral Blood: our Experience with HIV-infected Patients
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Sequencing of Bacterial Microflora in Peripheral Blood: our Experience with HIV-infected Patients

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Outcomes Among HIV-Positive Patients Hospitalized With COVID-19.

Savannah Karmen-Tuohy1, Philip M Carlucci1, Fainareti N Zervou1

  • 1Department of Medicine, New York University Grossman School of Medicine, New York, NY.

Journal of Acquired Immune Deficiency Syndromes (1999)
|June 23, 2020
PubMed
Summary

HIV-positive patients with SARS-CoV-2 infection (COVID-19) showed similar hospital outcomes compared to non-HIV patients. While some inflammatory markers were higher, critical care needs and mortality were not significantly different in this matched cohort study.

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Isolation of Exosomes from the Plasma of HIV-1 Positive Individuals
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Isolation of Exosomes from the Plasma of HIV-1 Positive Individuals
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Area of Science:

  • Infectious Diseases
  • Immunology
  • Public Health

Background:

  • SARS-CoV-2 infection poses a global health threat, with potential for worse outcomes in immunocompromised individuals.
  • Preliminary data suggest immunocompromised hosts may experience more severe COVID-19.
  • Human Immunodeficiency Virus (HIV) infection is a significant global health concern.

Purpose of the Study:

  • To investigate the clinical presentation and outcomes of SARS-CoV-2 infection in HIV-positive patients.
  • To compare the hospital course and outcomes of HIV-positive patients with COVID-19 to a matched cohort of non-HIV patients.

Main Methods:

  • Retrospective matched cohort study utilizing electronic medical records.
  • Matched 21 HIV-positive patients with 42 non-HIV patients hospitalized with COVID-19.
  • Compared admission characteristics, laboratory results, and hospital outcomes between the two groups.

Main Results:

  • No statistically significant differences in intensive care unit admission, mechanical ventilation, or mortality between HIV-positive and non-HIV patients.
  • HIV-positive patients exhibited higher admission and peak C-reactive protein levels.
  • Three HIV-positive patients with bacterial pneumonia died; no difference in thrombotic events or myocardial infarction.

Conclusions:

  • HIV coinfection did not significantly alter the presentation, hospital course, or outcomes of SARS-CoV-2 infection in this matched cohort.
  • Findings suggest comparable COVID-19 outcomes between HIV-positive and non-HIV patients.
  • Larger studies are needed to confirm these trends in the broader HIV-positive population.