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Complete atrioventricular heart block in congenital hypothyroidism
R Olguntürk1, F S Tunaoğlu, D Oğuz
1Department of Pediatric Cardiology, Gazi University, Faculty of Medicine, Ankara.
The Turkish Journal of Pediatrics
|October 9, 1998
Summary
Congenital hypothyroidism in a child caused severe cardiac issues, including dilated cardiomyopathy and heart block. Early diagnosis and treatment are crucial for managing these complex pediatric conditions.
Area of Science:
- Pediatric Cardiology
- Endocrinology
- Congenital Disorders
Background:
- Severe hypothyroidism in children can lead to cardiac abnormalities, including interventricular septum thickening and reduced left ventricular dimensions.
- Cardiac manifestations are a known complication of untreated congenital hypothyroidism.
Observation:
- A 1.5-year-old boy presented with significant growth retardation.
- Clinical and laboratory evaluations indicated congenital hypothyroidism.
Findings:
- The patient was diagnosed with dilated cardiomyopathy (DCMP).
- Atrioventricular complete heart block and a secundum type atrial septal defect were also identified.
- These cardiac conditions were associated with severe congenital hypothyroidism.
Implications:
- This case highlights the critical link between congenital hypothyroidism and severe pediatric cardiac disease.
- It underscores the importance of comprehensive cardiac evaluation in children with growth retardation and suspected hypothyroidism.
- Prompt management of congenital hypothyroidism may be vital in preventing or mitigating cardiac complications.