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Infants of diabetic mothers: radiographic manifestations
Insights
Infants born to diabetic mothers have a higher risk of congenital anomalies, including skeletal, genitourinary, and cardiovascular issues. Early diagnosis and management are crucial for these infants.
Area of Science:
- Neonatal Medicine
- Pediatric Radiology
- Maternal-Fetal Medicine
Background:
- Infants of diabetic mothers (IDMs) exhibit a higher incidence of congenital abnormalities compared to the general population.
- Maternal diabetes mellitus is associated with a broad spectrum of fetal anomalies affecting multiple organ systems.
Purpose of the Study:
- To review the radiographic findings and literature concerning congenital abnormalities in infants of diabetic mothers.
- To highlight the spectrum of anomalies and their diagnostic approaches.
Main Methods:
- Review of radiographic findings in a series of infants of diabetic mothers.
- Comprehensive literature review on the subject.
Main Results:
- Significantly increased frequency of congenital anomalies in IDMs, including spinal, skeletal, genitourinary, cardiovascular systems, and visceral situs inversus.
- Sacral agenesis is the most specific anomaly. Renal vein thrombosis and adrenal hemorrhage are common and detectable by sonography.
- Small left colon syndrome occurs in over half of cases, diagnosable and treatable with contrast enema. Increased incidence of respiratory distress syndrome, even with mature lungs.
Conclusions:
- Infants of diabetic mothers are at increased risk for a wide range of congenital anomalies.
- Early recognition and appropriate diagnostic imaging (radiography, sonography, echocardiography, contrast enema) are vital for managing these complex cases.
- Echocardiography is essential for differentiating cardiac from pulmonary causes of dyspnea in IDMs.
Abstract:
The radiographic findings of a series of infants of diabetic mothers and a review of the literature are presented to illustrate the wide spectrum of abnormalities that may be seen with this condition. Congenital anomalies of the spine and skeletal, genitourinary, and cardiovascular systems and visceral situs inversus are significantly more frequent among infants of diabetic mothers than normal. The most specific anomaly is sacral agenesis. Renal vein thrombosis and adrenal hemorrhage are also more common and may be diagnosed by sonography. Over one-half of the cases of the small left colon are associated with maternal diabetes and may be diagnosed and treated with a contrast enema. The incidence of the respiratory distress syndrome is higher in infants of diabetic mothers than other premature infants, and the disease may occur in the presence of reliable indicators of lung maturity. Other common causes of dyspnea include cardiomyopathy, congenital heart disease, wet lung syndrome, hyperviscosity syndrome, and persistence of fetal circulation. Echocardiography is the most valuable adjunct in differentiating cardiac from pulmonary problems.