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[Heart failure caused by myocardial hypertrophy in diabetic fetopathy]
A Krautzig1, J Christoph, E Kattner
1Kinderkrankenhaus auf der Bulb, Hannover.
Insights
Diabetic fetopathy can cause neonatal heart issues like right ventricular hypertrophy. This condition in newborns often resolves within six weeks, indicating a good prognosis for heart health in affected infants.
Area of Science:
- Neonatal Medicine
- Cardiology
- Endocrinology
Background:
- Diabetic fetopathy, a complication of maternal diabetes, leads to significant neonatal morbidity.
- Common issues include macrosomia, respiratory distress, metabolic disturbances, and polycythemia.
Observation:
- A male neonate born to a mother with gestational diabetes presented with diabetic fetopathy.
- The infant exhibited severe right ventricular hypertrophy and intrauterine heart failure.
- Prenatal asphyxia necessitated neonatal intensive care.
Findings:
- Hypertrophic cardiomyopathy, specifically right ventricular hypertrophy, normalized within 6 weeks post-birth without intervention.
- Other causes of hypertrophic cardiomyopathy were excluded, strongly implicating diabetic fetopathy.
Implications:
- This case suggests a favorable prognosis for cardiac septum and right ventricular hypertrophy in neonates with diabetic fetopathy.
- It highlights that gestational diabetes, not just type 1, can cause severe fetal damage.
- Expanded screening for gestational diabetes using oral glucose tolerance testing is recommended for at-risk mothers.
Abstract:
Diabetic fetopathy is still a common clinical problem correlated with a high morbidity of the neonate. These children are often macrosome, suffer from respiratory distress syndrome due to delayed lung maturity, acidosis, hypoglycaemia, electrolyte-imbalances and polycythaemia. We describe a male neonate with diabetic fetopathy as a result of gestational diabetes of the mother. In addition to the symptoms described above, our patient clinically presented with severe hypertrophy of the right ventricle associated with intrauterine heart failure. The boy was born with serious prenatal asphyxia which made initial neonatal intensive care treatment necessary. The hypertrophic cardiomyopathy normalized within 6 weeks after birth without further treatment. Different causes of a hypertrophic cardiomyopathy (infections, metabolic disorders, neurologic affections, syndromes) could be ruled out, so that the diabetic fetopathy was the most probable cause for the condition. If we are looking at the heart only, this case-report suggests a good prognosis of septumhypertrophy as well as right ventricular hypertrophy in patients with diabetic fetopathy. The case also elucidates that not only the diabetes type I can entail serious fetal damage but also gestational diabetes can. Therefore, in suspect mothers screening for gestational diabetes should be expanded to oral glucose tolerance testing.