特発性思春期早発症の1例

抄録

A 7 years and 8 months old boy with precocious development of secondary sex characteristics and well developed external genitalia was presented. The urinary excretion of gonadotropin, 17-KS, 17-OHCS and estrogen were under 6muu/day, 3.1-2.18mg/day, 3.28mg/day and 9.0μg/day, respectively. The pneumoencephalographic and electroencephalographic examination revealed no abnormality. Testicular biopsy specimen demonstrated well developed spermatogenesis. From the results above mentioned it was noted that the diagnosis of the patient was an idiopathic precocious puberty.