Lung ultrasound compared with bedside chest radiography in a paediatric cardiac intensive care unit

Tammam Hasan1, Simone Bonetti1, Anna Gioachin2

  • 1Paediatric Cardiology and ACHD Unit, S. Orsola - Malpighi Hospital, Bologna, Italy.

Insights

Lung ultrasound (LUS) effectively identifies postoperative pulmonary complications like pneumothorax (PNX), pleural effusion (PLE), and pulmonary consolidation (PC) in children after heart surgery. This bedside tool shows good agreement with chest X-ray (CXR), offering a valuable alternative.

Area of Science:

  • Pediatric Cardiology
  • Pulmonology
  • Medical Imaging

Background:

  • Postoperative pulmonary complications (pneumothorax, pleural effusion, pulmonary consolidation) impede recovery in pediatric cardiac surgery patients.
  • Lung ultrasound (LUS) is an emerging diagnostic tool for pediatric pulmonary diseases.
  • LUS demonstrates accuracy in diagnosing pleural and parenchymal lung conditions.

Purpose of the Study:

  • To evaluate the diagnostic accuracy of LUS for pneumothorax (PNX), pleural effusion (PLE), and pulmonary consolidation (PC) in pediatric patients following heart surgery.
  • To compare the efficacy of LUS against chest X-ray (CXR) in identifying these specific pulmonary complications.

Main Methods:

  • A comparative study involving 53 pediatric patients (0-17 years) undergoing cardiac surgery.
  • Simultaneous evaluation of patients using both LUS and CXR in the postoperative period.
  • Assessment focused on the recognition of PNX, PLE, and PC by both imaging modalities.

Main Results:

  • LUS exhibited good agreement for PNX and moderate agreement for PLE and PC when compared to CXR.
  • LUS demonstrated significantly superior relative sensitivity compared to CXR for detecting PC and PLE.
  • Conversely, CXR showed significantly superior relative sensitivity for PNX detection.

Conclusions:

  • LUS shows sufficient diagnostic agreement with CXR for evaluating postoperative pulmonary complications in pediatric cardiac surgery.
  • The non-inferior diagnostic performance and ease of bedside application make LUS a highly valuable tool for pediatric cardiac intensive care units.
Abstract

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