Related Experiment Video
Updated: Aug 3, 2026

09:57
System for Efficacy and Cytotoxicity Screening of Inhibitors Targeting Intracellular Mycobacterium tuberculosis
Published on: April 5, 2017
[Septic shock and multiple organ failure caused by Mycobacterium tuberculosis]
F Mateos Rodríguez1, J J Marín Salazar, J L Peréz Arellano
1Servicio de Medicina Interna II, Hospital Universitario, Salamanca.
Summary
Tuberculosis can cause fatal septic shock and multiorganic failure. This case highlights the pathogenic mechanisms of sepsis and respiratory distress from Mycobacterium tuberculosis, including hemodynamic changes.
Area of Science:
- Medicine
- Infectious Diseases
- Critical Care Medicine
Background:
- Tuberculosis (TB) is a significant global health concern, primarily affecting the lungs but capable of causing disseminated disease.
- Septic shock, a life-threatening condition characterized by circulatory dysfunction, is a known complication of severe infections.
Observation:
- This report details a fatal case of septic shock and multiorganic failure directly attributed to tuberculosis.
- The case involved severe respiratory distress and hemodynamic instability.
- Mycobacterium tuberculosis was identified as the causative agent.
Findings:
- The pathogenic mechanisms underlying sepsis and respiratory distress caused by Mycobacterium tuberculosis were elucidated.
- Hemodynamic evidence of septic shock specifically due to M. tuberculosis infection was documented.
- Multiorganic failure was a critical component of the fatal outcome.
Implications:
- This case underscores the potential for tuberculosis to manifest as severe sepsis and septic shock, even in non-traditional presentations.
- Understanding the specific pathogenic pathways is crucial for timely diagnosis and effective management of severe TB infections.
- The findings contribute to the knowledge base for managing critical illness in patients with tuberculosis, particularly concerning hemodynamic support.
Related Concept Videos
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...
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
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...
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
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:
The first classification is based on the development of the disease, and it includes the following categories:
Inhalation Anthrax
Anthrax is a zoonotic disease caused by Bacillus anthracis, a Gram-positive, spore-forming bacterium. It primarily affects herbivorous animals but can be transmitted to humans through skin contact, ingestion, or inhalation of spores.Cutaneous anthrax, the most common form, typically results from direct contact with bacterial spores through skin abrasions and is generally less severe. Gastrointestinal anthrax results from eating undercooked or contaminated meat. It affects the mouth, throat, or...
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...
Bacterial Meningitis I: Introduction
Bacterial meningitis is a severe, life-threatening inflammation of the meninges, particularly the pia mater and arachnoid mater, affecting the subarachnoid space, ventricles, and cerebrospinal fluid (CSF). If untreated, it can lead to significant neurological complications or death.Causative AgentsCommon pathogens vary with age and immune status. In adults, major organisms include Streptococcus pneumoniae, Neisseria meningitidis, and Haemophilus influenzae. Streptococcus agalactiae (group B...

