Idiopathic Hypercalcemia of Infancy

Abstract

Three cases of idiopathic hypercalcemia of infancy were presented. The present paper is the first report of this syndrome in Japan. In all the cases the typical clinical features such as anorexia, constipation, vomiting, growth failure and mental impairment were noticed. Serum calcium levels were elevated in all the cases. Nonprotein nitrogen level was elevated except in one case.