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Flat chest in chronic bronchopulmonary dysplasia.
1Department of Radiology, University of California, San Diego 92103-9981.
AJR. American Journal of Roentgenology
|December 1, 1987
Summary
Patients with chronic bronchopulmonary dysplasia often exhibit a flatter chest shape. This study found a statistically significant difference in chest dimensions, indicating a distinct chest deformity in these patients.
Area of Science:
- Pediatric Pulmonology
- Medical Imaging
- Thoracic Anatomy
Background:
- Chronic bronchopulmonary dysplasia (BPD) is associated with altered thoracic morphology.
- The chest shape in BPD patients may differ from healthy individuals.
- Understanding chest wall deformities in BPD is crucial for respiratory health.
Purpose of the Study:
- To prospectively compare chest dimensions in pediatric patients with and without chronic bronchopulmonary dysplasia.
- To identify and quantify potential chest wall deformities in chronic BPD.
- To investigate the relationship between chronic BPD and chest shape.
Main Methods:
- Prospective comparison of chest radiography measurements in pediatric outpatients.
- Measurement of anteroposterior chest width and lateral chest thickness.
- Calculation of a dimensionless chest width-to-thickness ratio.
Main Results:
- Patients with chronic bronchopulmonary dysplasia (n=18) had significantly flatter chests compared to unaffected controls (n=128) and age-matched controls (n=18).
- Statistical analysis revealed a significant difference (p < 10^-6) in chest flatness.
- Considerable overlap in chest dimensions was observed between groups.
Conclusions:
- Patients with chronic bronchopulmonary dysplasia tend to exhibit a distinctive, statistically significant chest deformity characterized by a flatter chest.
- Potential contributing factors include bone demineralization, prolonged recumbency, and sternal retraction.
- The clinical impact of this chest wall deformity on respiratory mechanics requires further investigation.