Related Experiment Video
Updated: May 8, 2026
Following in Real Time the Impact of Pneumococcal Virulence Factors in an Acute Mouse Pneumonia Model Using Bioluminescent Bacteria
Published on: February 23, 2014
Pneumonia in low and middle income countries: progress and challenges
H J Zar1, S A Madhi, S J Aston
1Department of Paediatrics and Child Health, Red Cross War Memorial Childrens Hospital, University of Cape Town, , Cape Town, South Africa.
Insights
Pneumonia is a major global health challenge, especially for children in low-income nations. While vaccines and improved treatments offer hope, widespread implementation of these strategies remains difficult.
Area of Science:
- Global Health
- Pediatrics
- Infectious Diseases
Background:
- Pneumonia is the primary cause of death in children and a common reason for adult hospitalization in low and middle-income countries (LMICs).
- Despite advances, significant challenges persist in preventing and managing pneumonia effectively in these regions.
- Childhood pneumonia mortality has decreased, but remains high, particularly in low-income settings.
Purpose of the Study:
- To review the current landscape of pneumonia prevention and management strategies in LMICs.
- To highlight recent advances and persistent obstacles in combating pneumonia burden.
- To discuss the impact of vaccination and diagnostic challenges on pneumonia control.
Main Methods:
- Review of recent advances in pneumonia prevention, including conjugate vaccines for Haemophilus influenzae type B and Streptococcus pneumoniae.
- Analysis of case-management algorithms and improvements in HIV prevention and treatment.
- Discussion of challenges in determining pneumonia etiology due to limited diagnostic tests.
Main Results:
- Widespread implementation of protein-polysaccharide conjugate vaccines has shown promise but faces obstacles in LMICs.
- Improved case management and HIV interventions have contributed to reduced mortality.
- Accurate etiological diagnosis of pneumonia remains difficult without reliable tests.
Conclusions:
- Effective pneumonia control in LMICs requires overcoming challenges in vaccine program implementation and diagnostic capabilities.
- Continued efforts are needed to ensure widespread access to and uptake of current preventative and management strategies.
- Addressing the burden of pneumonia necessitates integrated approaches combining vaccination, diagnostics, and treatment.
Abstract:
Pneumonia remains the leading cause of childhood mortality and the most common reason for adult hospitalisation in low and middle income countries, despite advances in preventative and management strategies. In the last decade, pneumonia mortality in children has fallen to approximately 1.3 million cases in 2011, with most deaths occurring in low income countries. Important recent advances include more widespread implementation of protein-polysaccharide conjugate vaccines against Haemophilus influenzae type B and Streptococcus pneumoniae, implementation of case-management algorithms and better prevention and treatment of HIV. Determining the aetiology of pneumonia is challenging in the absence of reliable diagnostic tests. High uptake of new bacterial conjugate vaccines may impact on pneumonia burden, aetiology and empiric therapy but implementation in immunisation programmes in many low and middle income countries remains an obstacle. Widespread implementation of currently effective preventative and management strategies for pneumonia remains challenging in many low and middle income countries.
More Related Videos
Related Concept Videos
01:29Pneumonia I: Introduction
01:30Pneumonia I: Introduction
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...
01:30Pneumonia III: Complications and Assessment
01:30Pneumonia V: Nursing management and Prevention
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed.
01:28Pneumonia IV: Management
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:
01:29Pneumonia II: Pathophysiology