Related Experiment Video

Updated: Aug 4, 2026

Following in Real Time the Impact of Pneumococcal Virulence Factors in an Acute Mouse Pneumonia Model Using Bioluminescent Bacteria
11:32

Following in Real Time the Impact of Pneumococcal Virulence Factors in an Acute Mouse Pneumonia Model Using Bioluminescent Bacteria

Published on: February 23, 2014

[Fulminant pneumonia caused by Streptococcus milleri: rare or not diagnosed?]

B Gallego Carrión1, A Senar Calderón, S Bello Dronda

  • 1Servicio de Neumología, Hospital Miguel Servet, Zaragoza.

Archivos De Bronconeumologia
|May 1, 1995
PubMed

Insights

Streptococcus milleri, a bacterium increasingly found in lab samples, should be considered in diagnosing pyogenic infections. This case highlights its role in pleuropulmonary infections, even without typical risk factors.

Area of Science:

  • Microbiology
  • Infectious Diseases

Background:

  • Streptococcus milleri group bacteria are increasingly isolated in clinical laboratory samples.
  • Their role in pyogenic infections, especially in adults with comorbidities, warrants consideration.

Observation:

  • A case of pleuropulmonary infection caused by Streptococcus milleri in a young adult with no apparent risk factors is presented.
  • The microbiological characteristics of the isolate in culture were analyzed.

Findings:

  • Streptococcus milleri can cause significant pleuropulmonary infections.
  • The study analyzes the diverse microbiological features and clinical significance of these bacteria as pathogens.

Implications:

  • Highlights the importance of considering Streptococcus milleri in the differential diagnosis of pyogenic infections.
  • Underscores the need for further research into the pathogenic mechanisms and clinical management of infections caused by this bacterial group.

More Related Videos

Visualization of Streptococcus pneumoniae within Cardiac Microlesions and Subsequent Cardiac Remodeling08:25

Visualization of Streptococcus pneumoniae within Cardiac Microlesions and Subsequent Cardiac Remodeling

Published on: April 7, 2015

Antigen-Capture Enzyme-Linked Immunosorbent Assay for Specific Detection of Mycoplasma pneumoniae06:04

Antigen-Capture Enzyme-Linked Immunosorbent Assay for Specific Detection of Mycoplasma pneumoniae

Published on: February 24, 2023

Related Concept Videos

Pneumonia I: Introduction01:30

Pneumonia I: Introduction

Pneumonia is an acute respiratory infection that targets the lungs, specifically the alveoli. These tiny air sacs, essential for oxygen exchange, become engorged with pus and fluid, severely hindering breathing, decreasing oxygen absorption, and causing significant pain and discomfort during respiration.
Risk Factors
Various factors influence the likelihood of developing pneumonia. Age plays a crucial role, with infants, children under two, and individuals over 65 at increased risk due to their...
Pneumonia II: Pathophysiology01:29

Pneumonia II: Pathophysiology

The pathophysiology of pneumonia involves the following steps:
Pneumonia III: Complications and Assessment01:30

Pneumonia III: Complications and Assessment

Pneumonia poses the potential for numerous complications that warrant consideration. These complications include the following:
Atypical Pneumonia01:14

Atypical Pneumonia

Atypical pneumonia, often caused by Mycoplasma pneumoniae, is a form of pulmonary infection that differs from the classical presentation of bacterial pneumonia in both its cause and clinical symptoms. Mycoplasma pneumoniae is a pleomorphic bacterium notable for its lack of a rigid cell wall. This structural characteristic imparts resistance to beta-lactam antibiotics and significantly influences the bacterium’s behavior within the human host.Other pathogens responsible for the disease include...
Bacterial Meningitis I: Introduction01:22

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...
Pneumonia I: Introduction01:29

Pneumonia I: Introduction

Pneumonia is an infection of the lower respiratory tract that leads to inflammation of the lung parenchyma, often resulting in the accumulation of inflammatory exudate in the alveoli and airways. Unlike the watery, low-protein fluid exudate in pulmonary edema, the exudate in this case is a thick fluid rich in immune cells, proteins, and debris produced during infection and inflammation.This impairs gas exchange and can lead to consolidation of lung tissue. The infection may be caused by a...