Lack of pineal growth during childhood.

  title={Lack of pineal growth during childhood.},
  author={Frank Martin Schmidt and Bernd Penka and Michael Trauner and L Reinsperger and Gerhard Ranner and Franz Ebner and Franz Waldhauser},
  journal={The Journal of clinical endocrinology and metabolism},
  volume={80 4},
During childhood, serum melatonin concentrations drop by approximately 80%, but the 24-h melatonin excretion is stable. Arrest of pineal growth after the end of infancy has been proposed as one possible mechanism underlying that phenomenon. To test this hypothesis, we reviewed 332 magnetic resonance imaging brain studies, classified as normal, of endocrine… CONTINUE READING