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Unusual clinical presentation of primary hypothyroidism in a very young infant caused by autoimmune thyroiditis: case report and update of the literature

Abstract

Acquired primary hypothyroidism in infancy can be related to autoimmune thyroiditis and can present with unusual symptoms, such as muscle pseudohypertrophy and pituitary tumor. This condition can cause permanent deficits in psychomotor development and growth despite adequate replacement with L-thyroxine.

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Correspondence to Janna Mittnacht.

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Mittnacht, J., Schmidt, F., Ebinger, F. et al. Unusual clinical presentation of primary hypothyroidism in a very young infant caused by autoimmune thyroiditis: case report and update of the literature. Eur J Pediatr 166, 881–883 (2007). https://doi.org/10.1007/s00431-006-0323-9

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  • DOI: https://doi.org/10.1007/s00431-006-0323-9

Keywords

  • Acquired hypothyroidism
  • Autoimmune thyroiditis
  • Pituitary tumor
  • Psychomotoric development
  • Pseudohypertrophy of the muscle