Is chest sonography a breakthrough in diagnosis of pulmonary thromboembolism in children?
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Updated: Jun 28, 2026

A Modified Sonographic Algorithm for Image Acquisition in Life-Threatening Emergencies in the Critically Ill Newborn
Published on: April 7, 2023
Mateusz Kosiak1, Anna Korbus-Kosiak, Wojciech Kosiak
1Department of Pediatric & Adolescent Nephrology & Hypertension, Medical University of Gdansk, Gdansk, Poland. mateuszkosiak@poczta.fm
Insights
Chest ultrasound (CUS) is useful for diagnosing pediatric pulmonary thromboembolism (PTE). This bedside imaging technique aids in identifying PTE in critically ill children and newborns, offering a valuable alternative when CT is not feasible.
Area of Science:
- Pediatric Radiology
- Diagnostic Imaging
- Pulmonology
Background:
- Pulmonary thromboembolism (PTE) diagnosis in children is challenging.
- Limited data exists on the diagnostic value of chest ultrasound (CUS) in pediatric PTE.
- Established sonographic criteria for PTE are primarily based on adult studies.
Purpose of the Study:
- To evaluate the usefulness of chest ultrasound (CUS) in diagnosing pulmonary thromboembolism (PTE) in pediatric patients.
- To present findings from CUS in children with suspected PTE.
- To highlight CUS as a potential primary imaging modality in specific pediatric populations.
Main Methods:
- Retrospective analysis of chest ultrasound (CUS) examinations in six pediatric patients.
- Inclusion of three teenagers and three newborns with congenital heart disease.
- Bedside emergency ultrasound performed using a GE Logic 500 with a linear probe (8.2-11.0 MHz).
- Comparison of sonographic findings with CT results in teenage patients.
Main Results:
- Chest ultrasound (CUS) suggested PTE in all six pediatric cases.
- Sonographic findings included bilateral, peripheral, subpleural, hypoechoic, triangular, and oval lesions with pleural effusion.
- PTE was confirmed by CT in all three teenage patients.
Conclusions:
- Bedside chest ultrasound (CUS) is valuable for diagnosing PTE in high-risk pediatric patients, especially those in critical condition.
- CUS should be considered the initial imaging test for PTE in critically ill newborns.
- Further multicenter studies are needed to establish the diagnostic value of CUS for pediatric PTE.
Objective:
Sonographic criteria of pulmonary thromboembolism (PTE) have been already evaluated basing on adult patients. There are limited studies to determine diagnostic value of chest ultrasound (CUS) in pediatric PTE. The aim of our study was to present usefulness of ultrasound examination of chest in diagnosis of PTE in children.
Material And Methods:
We present results of chest ultrasound examinations of six children: three teenagers--13-year-old boy treated for primary antyphospholipid syndrome, 14-year-old boy with Wegeners' granuloma, and 15-year-old girl with urosepsis--where sonographic results were compared to CT results, and three newborns with congenital heart disease--two boys treated for hypoplastic left heart syndrome (HLHS) and one for duct-dependent coarctation of the aorta (CoA, PDA). Because of severe clinical condition of the newborns, other imaging tests could not be performed. Ultrasound examination was performed as bedside emergency examination using GE Logic 500 with linear probe 8.2-11.0 MHz.
Results:
In all cases suggestion of PTE was based on ultrasound examination. Sonograms showed: bilateral, peripheral, subpleural, hypoechoic, triangular and oval lesions, accompanied by pleural effusion. In all three teenagers the diagnosis of PTE was confirmed by CT.
Conclusions:
Bedside chest ultrasound examination is especially useful in children with high risk of PTE and in critical general condition. In newborns in severe general condition ultrasound examination of chest should be first imaging test for PTE. It is significant to set on a multicenter study to evaluate the diagnostic value of chest ultrasound in diagnosis of PTE in children.
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