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Updated: Oct 11, 2025

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
Published on: March 6, 2019
Pediatric Lower Respiratory Tract Infections: Imaging Guidelines and Recommendations
Bernard F Laya1, Nathan David P Concepcion1, Pilar Garcia-Peña2
1Section of Pediatric Radiology, Institute of Radiology, St. Luke's Medical Center-Quezon City, 279 E. Rodriguez Sr. Ave., Quezon City, 1112 Philippines.
Abstract:
Lower respiratory tract infection (LRTI) remains a major cause of morbidity and mortality in children. Various organisms cause LRTI, including viruses, bacteria, fungi, and parasites, among others. Infections caused by 2 or more organisms also occur, sometimes enhancing the severity of the infection. Medical imaging helps confirm a diagnosis but also plays a role in the evaluation of acute and chronic sequelae. Medical imaging tests help evaluate underlying pathology in pediatric patients with recurrent or long-standing symptoms as well as the immunocompromised.
Insights
Lower respiratory tract infections (LRTI) are a significant cause of illness and death in children. Medical imaging aids in diagnosing LRTI and evaluating its acute and chronic effects, especially in immunocompromised children.
Area of Science:
- Pediatric infectious diseases
- Medical imaging in pediatrics
Background:
- Lower respiratory tract infection (LRTI) is a leading cause of childhood morbidity and mortality.
- LRTI can be caused by a variety of pathogens, including viruses, bacteria, fungi, and parasites.
- Polymicrobial infections can exacerbate LRTI severity.
Purpose of the Study:
- To highlight the role of medical imaging in diagnosing pediatric LRTI.
- To emphasize the utility of medical imaging in assessing acute and chronic sequelae of LRTI.
- To underscore the importance of imaging in evaluating immunocompromised children with recurrent or persistent respiratory symptoms.
Main Methods:
- Review of diagnostic approaches for pediatric LRTI.
- Analysis of the role of medical imaging modalities in LRTI evaluation.
- Case examples illustrating imaging findings in pediatric LRTI.
Main Results:
- Medical imaging is crucial for confirming LRTI diagnoses.
- Imaging helps identify complications and long-term effects of LRTI.
- Imaging is essential for managing complex pediatric cases, including immunocompromised patients.
Conclusions:
- Medical imaging is indispensable in the comprehensive management of pediatric LRTI.
- Imaging facilitates accurate diagnosis, sequelae assessment, and tailored treatment strategies.
- The role of imaging is particularly critical in immunocompromised children with persistent or recurrent respiratory symptoms.
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