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Plain film and CT observations in prostaglandin-induced bone changes
M A Matzinger1, V A Briggs, H J Dunlap
1Department of Radiology, Children's Hospital of Eastern Ontario, Ottawa, Canada.
Insights
Prostaglandin E1 infusions for congenital heart defects can cause bone disease in infants. This study highlights radiographic signs like periosteal proliferation and bone-within-bone appearance.
Area of Science:
- Pediatric Cardiology
- Pediatric Radiology
- Medical Imaging
Background:
- Prostaglandin E1 (PGE1) infusions are critical for infants with ductal-dependent congenital heart disease.
- PGE1 maintains ductal patency, enabling survival until surgical intervention.
- PGE1 administration is associated with various complications, including bone abnormalities.
Purpose of the Study:
- To describe the plain radiographic features of prostaglandin-induced bone disease in infants.
- To correlate these radiographic findings with CT imaging.
- To increase awareness of this iatrogenic complication.
Main Methods:
- Review of plain radiographs in infants receiving PGE1 infusions.
- Identification of characteristic bone abnormalities.
- Correlation with CT scans for detailed assessment.
Main Results:
- Dramatic plain radiographic findings of prostaglandin-induced bone disease were observed.
- Key features included periosteal proliferation and a unique bone-within-bone appearance.
- CT correlation confirmed and elucidated these skeletal changes.
Conclusions:
- Prostaglandin E1 can induce distinctive bone abnormalities in infants.
- Radiographic signs such as periosteal proliferation and bone-within-bone are indicative of this condition.
- Radiologists and clinicians should be aware of these iatrogenic bone changes.
Abstract:
Prostaglandin E1 intravenous infusion is used in infants with ductal-dependent congenital heart disease to maintain ductal patency and prolong life until palliative or corrective surgery is feasible. Complications of prostaglandin administration include fever, diarrhoea, hypotension, apnoea, bradycardia, pseudowidening of the cranial sutures, underossification of the calvarial bones, periostitis, and skin edema [1-3]. This paper presents dramatic plain radiographic features of prostaglandin-induced bone disease, including periosteal proliferation and the unusual bone-within-bone appearance, and provides the previously unpublished CT correlation.